• Home
  • The world’s oceans which .
Question 1:
The world’s oceans which ...................... about a third of the carbon dioxide emitted from burning fossil fuels ...................... more acidic.
A. are absorbing, are becoming
B. absorb, are becoming
Feedback The present continuous is used to talk about ongoing actions and situations.
C. absorb, had become

These questions are from this test. Would you like to take a practice test?

Tenses Exercise - Test 58 | Exercise follow Topic