保证准确率!
1.D
used to do sth 过去常常/曾经做某事
2.A
used to do sth 过去常常/曾经做某事
be used to doing sth 习惯于做某事
3.A
used to的一般疑问句有两种形式:did sb use to do sth 和 used sb to do sth
4.B
used to do sth 过去常常/曾经做某事
5.A
used to do sth 过去常常/曾经做某事
be used to doing sth 习惯于做某事
6.D
used to do sth 过去常常/曾经做某事
be used to do sth = be used for doing sth 被用于做某事
7.B
used to的一般疑问句有两种形式:did sb use to do sth 和 used sb to do sth
used to do sth 过去常常/曾经做某事
8.B
get used to doing sth 习惯于做某事