[ Grammar ]
The man……cooking at the black board is our teacher.
A. stood
B. stands
C. standing
D. to stand

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Grammar › ViewWhat color are his socks?
A. It’s yellow.
B. They’re purple.
C. They’re yellow.
Vocabulary and Grammar › View
It was very difficult to ________ what he was saying about the noise of the traffic.
A. pick up
B. make up
C. turn out
D. make out