. ____________ the dinosaurs disappea
red still remains a mystery.
| A．whether | B．that | C．if | D．Why |
The Tenth Art Festival held in Jinan _______ to many people from the world.
| A．appeal | B．attract | C．fascinate | D．attach |
According to the agreement, nobody _______ let out how they spent the three days in the cave.
| A．must | B．may | C．will | D．shall |
---You look very tired.
---Well, __________my lessons all the afternoon.
| A．I have reviewed my lessons | B．I have been reviewing |
| C．I reviewed | D．I had reviewed |
I really don’t want to go; _______ the weather is so cold outside.
| A．in addition | B．in fact | C．on the contrary | D．in another word |
---What were you saying just now?
----_______. Let’s get down to the English speaking contest tomorrow.
| A．Don’t mention it | B．Take it easy | C．That’s all right | D．Forget it |