Archaeologists race to save artifacts in Alaska after storm damage

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

B2. 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

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 · Single choice

   Choose one answer.

   Choose the sentence that correctly uses a past perfect form.

   1. The storm had damaged the site before researchers began recovery.
   2. The storm has damaged the site before researchers began recovery.
   3. The storm damages the site before researchers began recovery.
   4. The storm was damage the site before researchers began recovery.
   Check answers and explanations

   Answer

   The storm had damaged the site before researchers began recovery.

   Past perfect marks the earlier event before another past event.

2. Question 2 · Single choice

   Choose one answer.

   Choose the correct passive construction.

   1. Homes were damaged by the storm.
   2. Homes damaged the storm.
   3. Homes were damaging by the storm.
   4. Homes have damage the storm.
   Check answers and explanations

   Answer

   Homes were damaged by the storm.

   The passive focuses on homes as the things receiving the action.

3. Question 3 · Single choice

   Choose one answer.

   Choose the best modal verb for a possible future risk.

   1. Objects may face additional risk.
   2. Objects must faced additional risk.
   3. Objects should facing additional risk.
   4. Objects can to face additional risk.
   Check answers and explanations

   Answer

   Objects may face additional risk.

   “May” expresses a possible consequence rather than certainty.

4. Question 4 · Single choice

   Choose one answer.

   Choose the correct reduced relative clause.

   1. Objects remaining at the site may be damaged.
   2. Objects remained at the site may be damaged.
   3. Objects remain at the site may be damaged.
   4. Objects to remained at the site may be damaged.
   Check answers and explanations

   Answer

   Objects remaining at the site may be damaged.

   “Objects remaining” correctly reduces “objects that remain.”

5. Question 5 · Single choice

   Choose one answer.

   Choose the sentence with correct subject-verb agreement.

   1. The current effort does not erase earlier damage.
   2. The current effort do not erase earlier damage.
   3. The current effort does not erases earlier damage.
   4. The current effort not does erase earlier damage.
   Check answers and explanations

   Answer

   The current effort does not erase earlier damage.

   The singular subject “effort” takes the singular verb “does.”

6. Question 6 · Single choice

   Choose one answer.

   Choose the best connector for the stated result.

   1. Objects provide evidence; therefore, protection matters.
   2. Objects provide evidence; although, protection matters.
   3. Objects provide evidence; unless, protection matters.
   4. Objects provide evidence; meanwhile, protection matters because.
   Check answers and explanations

   Answer

   Objects provide evidence; therefore, protection matters.

   “Therefore” logically introduces a result of the evidence’s importance.

7. Question 7 · Single choice

   Choose one answer.

   Choose the grammatically correct sentence expressing purpose.

   1. Researchers move objects in order to preserve evidence.
   2. Researchers move objects in order preserving evidence.
   3. Researchers move objects in order preserved evidence.
   4. Researchers move objects in order to preserving evidence.
   Check answers and explanations

   Answer

   Researchers move objects in order to preserve evidence.

   “In order to” is followed by the base verb “preserve.”

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.