As we have planned, we’ll go to Beijing to attend her sister's wedding party. We'll also visit our mother school _____ we go there.
| A．unless | B．when | C．once | D．even if |
.
The river _______ in the late summer, so we could go across it easily.
| A．dried out | B．dried up | C．dried off | D．dried down |
.
Who is the person ____is talking about the accident ___happened on Highway 104?
| A．which, which | B．who, what | C．that, that | D．what, what |
.
---Goodbye, Peter, remember me to your parents.
---_______.
| A．It’s very kind of you to say so. | B．Thanks, I will. |
| C．You are so kind. | D．Thanks, what a good idea. |
.
_________ it was to become was a mystery until the dust began to slowly combine into a ball moving around the sun.
| A．That | B．What | C．Which | D．Whether |
.
I'm amazed that Mr Harris _________ have said nothing about the matter.
| A．can | B．should | C．would | D．must |