
[ Tenses ]
I can’t solve that thorny problem until my brother … it to me.
A. explain
B. will explain
C. has explained
D. will be explaining
Select your answer:

Comma Modal Auxiliary VerbSubjunctiveSimple Present vs Present ProgresiveAdjective & AdverbsPresent, Past, and Future TimeConditionals (0 - 1 - 2)Passive Voice Active VoicePresent Simple Passive
Other quiz:
Vocabulary › Viewthe least or smallest
A. minimum
B. barter
C. commend
D. elaborate
Grammar › View
American food isn’t as expensive as French food.
French food is more expensive than American food.
A. they mean the same
B. the meaning is different
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