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【单选题】
在同一时刻，身高1.6m的的影长是1.2m，旗杆的影长是15m，则旗杆高为（ ）A.
16m
B.
18m
C.
20m
D.
22m
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反馈参考答案：
举一反三
【单选题】What does Michael agree to do?
A.
He agrees to go with Cathy.
B.
He agrees to join them.
C.
He agrees to call Cathy back.
D.
He agrees to work overseas with Cathy.
【简答题】What does he look forward to ?
【简答题】What does the man want to do?A. He wants to change American dollars into RMB. B. He wants to buy some goods in China. C. He wants to stay in China. D. He wants to open an account at a bank in China.
【简答题】土壤表面的农药因受日光照射而发生光化学降解转化,主要有( )、( )、( )和( )。
【简答题】What does the last sentence mean?
【单选题】What does the letter E refer to?
A.
Provide a quick context.
B.
Provide key information points you want to share.
C.
Explain why you are speaking now.
D.
Decide on what note you want to end a conversation.
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