Pelacarsen sharply lowers a heart-risk marker but fails to prevent cardiovascular complications

Study the questions and tasks

Work through the material below, or start the interactive practice above to complete an attempt. Try the exercises before opening any answer or transcript sections, then use them to review your work.

Practice level

C2. Try this level if you can follow the instructions and understand most of the language; choose an earlier level if you need more support.

Question formats

Fill in the blank (dropdown), Single choice

How to approach this practice

Read the complete sentence and notice the subject, verb form, time reference and word order before answering.

1. Question 1 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the option that correctly completes the sentence: “Despite the marked reduction in Lp(a), participants ___ fewer complications.”

   Choices for blank 1

   1. did not experience
   2. does not experienced
   3. did not experienced
   4. were not experience
   Check answers and explanations

   Blank 1

   did not experience

   The plural subject takes the past-tense auxiliary did.

2. Question 2 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the grammatically correct completion: “The study, ___ 8,350 adults, lasted five years.”

   Choices for blank 1

   1. involving
   2. involved
   3. to involving
   4. was involving
   Check answers and explanations

   Blank 1

   involving

   A present participle correctly modifies the study.

3. Question 3 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the correct completion: “The results do not establish that Lp(a) ___ harmless.”

   Choices for blank 1

   1. is
   2. are
   3. be
   4. being
   Check answers and explanations

   Blank 1

   is

   After “do not establish that,” the clause uses indicative agreement.

4. Question 4 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the option that correctly completes the sentence: “Had the trial met its goals, the sponsor ___ the details sooner.”

   Choices for blank 1

   1. would have released
   2. will have released
   3. would released
   4. would had released
   Check answers and explanations

   Blank 1

   would have released

   A past counterfactual conditional takes “would have” plus participle.

5. Question 5 · Single choice

   Choose one answer.

   Choose the grammatically correct sentence.

   1. A marker associated with disease can help identify risk.
   2. A marker associated with disease can helps identify risk.
   3. A marker associated with disease helping identify risk.
   4. A marker associated with disease can identified risk.
   Check answers and explanations

   Answer

   A marker associated with disease can help identify risk.

   A singular marker takes the singular verb “helps.”

6. Question 6 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the correct completion: “The findings challenge the expectation that lowering Lp(a) ___ prevent complications by itself.”

   Choices for blank 1

   1. would
   2. would to
   3. would have to
   4. would be
   Check answers and explanations

   Blank 1

   would

   The expectation clause requires the base-form verb after “would.”

7. Question 7 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the grammatically correct completion: “Not until the trial ended ___ that the goals had not been met.”

   Choices for blank 1

   1. did researchers learn
   2. researchers did learn
   3. researchers learned
   4. did learn researchers
   Check answers and explanations

   Blank 1

   did researchers learn

   Negative fronting requires subject–auxiliary inversion.

8. Question 8 · Fill in the blank (dropdown)

   Choose the correct option for each blank.

   Choose the option that correctly completes the sentence: “The medicine lowered the marker, ___ it did not reduce complications.”

   Choices for blank 1

   1. although
   2. despite
   3. nevertheless
   4. whereas of
   Check answers and explanations

   Blank 1

   although

   “Although” introduces a subordinate concessive clause.

What to review next

After checking an answer, explain the rule in your own words and write a new sentence using the same pattern. Revisit any rules you could not explain.

A focused practice result shows how you did on these tasks. Use several activities across skills to decide what to study next; one practice score does not certify an overall CEFR level.