1、多选题：
Three points plus reiteration approach includes（ ）.
选项：
A:Allude to the future
B:Why you thank, apologize etc.
C:Reiterate thanks, apology etc.
D:Use specifics and details
答案: 【Allude to the future;
Why you thank, apologize etc.;
Reiterate thanks, apology etc.;
Use specifics and details】

2、单选题：
If you don't know the person's gender, you can call（ ）.
选项：
A:Dear Mr. Tom
B:Dear Tom
C:Dear Tom Moore
D:Hello, Tom
答案: 【Dear Tom Moore】

3、单选题：
If you think the person you are writing to might not know whether you are male or female, put your（ ）in brackets after your name.
选项：
A:Gender
B:Age
C:Marital status
D:Title
答案: 【Title】

4、单选题：
Which of the following close belongs to informal one?（ ）
选项：
A:Sincerely
B:Warm regards
C:Anytime
D:Truly
答案: 【Anytime】

5、单选题：
“A thousand sincere thanks!" sounds more（ ）than a basic "Thank you" in a professional note.
选项：
A:Unnecessary
B:Helpless
C:Superfluous
D:Impassioned
答案: 【Impassioned】

6、多选题：
The rules of business texting etiquette include（ ）.
选项：
A:Avoid typing in all capitalization
B:Avoid abbreviations
C:Get permission in a group contact
D:Avoid emotions
E:Avoid shorthand
答案: 【Avoid typing in all capitalization;
Avoid abbreviations;
Get permission in a group contact;
Avoid emotions;
Avoid shorthand】