[ Modal Verb ]
I was going to write my essay about the British nuclear tests in the Australian Desert, but I ________ the topic when I ________ much information about them.
A. have changed / wasn’t able to find
B. had to change / couldn’t find
C. must change / haven’t found
D. might have changed / don’t find
Select your answer:

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Grammar › ViewThe Pangea Company will send _____ an e-mail confirming receipt of the application.
A. you
B. yourselves
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They’ve climbed a mountain, but they’ve _____ climbed a volcano.
A. ever
B. They’ve
C. never
D. swum
