________ is known to us is that time is limited and precious.
| A．What | B．That | C．It | D．As |
The restaurant _______ different kinds of wines and dishes and the prices are acceptable.
| A．makes | B．prepares | C．offers | D．serves |
You have failed to do what you ________ to and I’m afraid the teacher will blame you.
| A．will expect | B．expected | C．will be expected | D．were expected |
On her birthday, she received from her parents a nice present ________ a note was attached, saying “We love you so much”.
| A．which | B．to which | C．in which | D．where |
________ excited Geoff Marcy most was whether there were planets in other solar system where life might exist.
| A．It | B．That | C．What | D．Why |
The old man has a strange way of speaking. Here is a recording of his speech, but no clear ________ of what he has said can be made at all.
| A．sense | B．meaning | C．idea | D．explained |