Some students have trouble _______grammar while others have difficulty —___ new words.
| A．in; remember | B．for; to remember |
| C．on; remembering | D．with; remembering |
Jack________the test for further study in the USA.Let’s have a party to congratulate him.
A．passes B．has passed
C．has been passing D．had passed
The plan put forward at the meeting is________perfect；there’s still much room to improve.
| A．close to | B．next to |
| C．far from | D．out of |
Mary felt________from the outside world，since she lacked an Internet connection and couldn’t receive any email.
| A．cut down | B．cut in |
| C．cut off | D．cut out |
By the time the girl comes back to life，scientists probably________a cure for this incurable disease.
| A．will have discovered | B．are discovering |
| C．will be discovering | D．have discovered |
With proper measures，the economy in China is beginning to ________again.
| A．break up | B．pick up |
| C．put up | D．take up |