问题

Smiles around the world _ be false, __ other feelings like anger, fear or worry.[ ]

A: must; hide
B: must; hiding
C: can; hide
D: can; hiding

正确答案是：

同类题型

_, she is the sort of woman to spreadsunshine to people through her smile.

My brother and I will go to the library tomorrow.–____. Shall we go together

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1— Would you like hamburgers — Yes, andchips, too

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