We need to learn __________ be polite when we make requests.a. what to  b. why t

We need to learn __________ be polite when we make requests.a. what to  b. why t

题型:不详难度:来源:
We need to learn __________ be polite when we make requests.
a. what to  b. why to  c. how to  d. whether to
答案
c
解析
“疑问词 + 动词不定式”是英语中常用的一种结构。在句中可以作主语、动词或介词的宾语以及表语。根据句意可知询问的是方式故用副词how。
举一反三
_______ keep yourself safe, it is important _______ drive after drinking.
A.To, not toB./, not toC./, to notD.To, to not

题型:不详难度:| 查看答案
Simon is _______to make us all _______.
A.enough funny;laughB.funny enough;laugh
C.enough funny;to laughD.funny enough;to laugh

题型:不详难度:| 查看答案
He spends as much time as he can _______ English.
A.readingB.to readC.readD.will read

题型:不详难度:| 查看答案
The baby stopped     and began    .
A.to cry, laughingB.to cry, laughedC.crying, to laughD.cried, to laugh

题型:不详难度:| 查看答案
How about ________ a newspaper in English?
A.read                   B.reading               C.see
题型:不详难度:| 查看答案
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