1.Always____ready to help others and you will get a lot of help in return.
A.being B.be
答案：B.祈使句涌动词原型,与后一句是并列关系由and连接
2.It used to ____ that humans and animals were dirrerent and had little in common.
A.be believed B.believe C.believing 答案：A ,used to do sth 过去常常干某是
3.The minister met the workers in Zambia and most ____ were from Jiangsu,China.
A.of whom B.of them 答案：B.因为有and表示是并列举,不是定语从句
4.---____you got to konw me telephone number?
---throufh a friend of yours.
A.How did B.How was it that 答案：答案B.强调句.如选A,则应该是get而不是got
5.May put on her new skirt,____at her self in the mirror and went out happily.
Alooking B.looked 前面应该是Mary吧.答案：B ,从后面的and可以看出这是并列的三个谓语动词,而不是伴随状语.
6.The way ____ her parents uesd to.
A.which B.what 答案； A.which引导的定语从句修饰wey.which在从句中作used to 的宾语