（1）单选题
In a formal letter, we need to change “wouldn’t” into________.
A. would not B. wouldn’t not
A would not
B wouldn’t not
（2）单选题
Idioms are _______for an informal letter.
A. OK B. Not OK
A OK
B Not OK
（3）单选题
It is____ to write a sentence “I have found out the answer to this question.” In a formal letter.
A OK
B Not OK
（4）单选题
A _____ letter is something write to strangers, boss, teachers, and in workplace.
A Formal
B Informal
（5）单选题
A (An) _____ letter is something write to friends, parents, and classmates.
A Formal
B Informal
（6）单选题
The contractions such as “didn’t, isn’t, and haven’t” is _____ in a formal letter.
A OK
B Not OK
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未经允许不得转载！第4讲 Write a letter formally and informally 测试题【含答案】 高职实用综合英语