As we have much time left, let’s discuss the matter ____ tea and cake.
| A．over | B．with | C．by | D．at |
.
This old computer must have been of great use to ____________ did the scientific research.
| A．those | B．when | C．whoever | D．whomever |
.
.It was _______ he said that _______ me feeling frustrated.
| A．that; protects, from | B．what ; prevented, from |
| C．what ; reminded, of | D．that ; stops, from |
.
__________I am amazed at is__________she wants to find fault with others all the time.
| A．What; why | B．Which; how | C．That; why | D．What; because |
.
—Is it OK if I have another cup of coffee?
—Of course, _______.
| A．no problem | B．don’t worry | C．no hurry | D．help yourself |
.
A terrible accident _______,however, occur the other day and we caught sight of it _______ accident.
| A．does; by | B．did; by | C．has to; on | D．had to; on |