[ Simple Present Tense ]
The students _____ many questions about rain forests.
A. ask
B. asking
C. asks
D. askes

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Grammar › ViewThe boys …
A. are playing in the lake
B. are fishing in the lake
Tenses › View
The man whom we saw last night is riding a bike now.
A. Present Simple Tense
B. Present Continuous Tense
C. Simple Past Tense
D. Past Continuous Tense