英语题目~~~帮我解答一下~谢谢~

1.You need to fill____the form ____your name,class number and details of the book

A.out...with B.in...about C.in...by D.\...with

2.The host family provides the exchange student____a loving,modern learning environment.

A.for B.at C. \ D.with

3.He hasn't finished his homework yet.He_____(chat)with her Net-pal about the holiday plan soon.

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