[ Grammar ]
What______ if the earth stopped moving?
A. happened
B. would happen
C. happens
D. will happen

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Mixed Tenses › ViewCreate a sentence using mixed tenses (past perfect, present perfect, and future perfect).
A. I had finished my homework before I went to the party, and I will complete my project by next week.
B. I had finished my homework (past perfect) before I have gone to the party (present perfect), and I will have completed my project (future perfect) by next week.
C. I finish my homework before I go to the party, and I will complete my project by next week.
D. I will finish my homework before I went to the party, and I have completed my project by next week.
Grammar › View
There are ….students who need help.
A. a bit of
B. a number of