The employee had to break off（） the conversation in order to wait on his manger.

A:continue B:hurry C:begin D:discontinue

It's (high) time they (begin) to take you seriously (and) they know (it).

A:high B:begin C:and D:it

We have to ask them to {{U}}quit{{/U}} talking in order that all people present could hear us clearly.

A:begin B:cease C:continue D:keep

We have to ask them to quit talking in order that all people present could hear us clearly.

A:begin B:cease C:continue D:keep

The clerk had to break off the conversation in order to wait on a customer.（）

A:continue B:stop C:hurry D:begin

The clerk had to break off the conversation in order to wait on a customer.（）

A:continue B:stop C:hurry D:begin

The clerk had to break off the conversation in order to wait on a customer.（）

A:continue B:stop C:hurry D:begin