, or you ll fail the exam.
A. Studying hard
B. Study hard
C. To study hard
D. Study hardly
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the road and you'll see the hospital.
A. Crossing
B. Walk cross
C. Across
D. Walk across
--late for school again. Tom Sorry, I promise I.
A. Don't; will
B. Don't be; won't
C. Don’t be; don’t
Don’t; won’t
--to give the letter to Mr. Wang. It's very important. No, I won’t.
A. Remember
B. Don't forget
C. Be sure
D. Make sure
She is very shy, so please.
A. be quietly
B. be quiet
C. keep quite
D. be quite