Scientists from different countries are trying to_______ a good way to solve the energy problem.
| A．keep up with | B．come up with | C．catch up with | D．meet up with |
Would you like some drink? _______ .
| A．I think so. | B．No,thank you. |
| C．That's all right | D．Yes, OK. |
Can you provide us ____ some information about the kinds of vacations that you can
offer?
| A．in | B．for | C．with | D．to |
I saw him ______ the game on the computer yesterday evening.
| A．played | B．playing | C．play | D．to play |
If you eat ________ junk food, you will become overweight .
| A．too many | B．too much | C．many too | D．much too |
He has lost his pen. He is _______ it everywhere.
| A．looking after | B．looking out |
| C．look like | D．looking for |