题目内容
When ________ help, one often says.“Thank you”or“It is kind of you.”
[ ]
A.offering
B.to offer
C.to be offered
D.offered
答案:D
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When help, one often says, “Thank you”, or “It’s kind of you.”
|
A.offering |
B.to offer |
C.to be offered |
D.offered |