[ Tenses ]
The universe ____ constantly, according to scientists.
A. is expanding
B. expanded
C. expands
D. will expand

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Have as verb and auxiliaryKnee AnatomyCommon Grammar Mistakes and Spelling TipsSimple and Compound SentencesPast Simple - Present PerfectConjunctions in Complex SentencesVerb Forms and PrepositionsArticles - rulesWish SentencesIf/Unless - Conditional type 1Other quiz:
Grammar › ViewIf I __________the same problem you had as a child, I might not have succeeded in life as well as you have.
A. have
B. would have
C. had had
D. should have
Adverbial Clauses › View
They will have suffered from coldness and hunger for 6 hours ______ them on the mountain.
A. by the time we find
B. when we found
C. as soon as we had found
D. after we had found
Degrees of Adjectives › ViewPositive degree of healthiest
A. healthier
B. healthy
C. healthiester
D. health
Grammar › View
. He was very sick, but he didn’t go to the doctor. He ___ sooner.
A. should have gone
B. should go
C. should went
D. should has gone
