--- Whose backpack is this?
--- It be Mary’s. She is looking for hers.
| A．can | B．must |
| C．may | D．can’t |
Professor Zhang Cunhao and Professor Cheng Kaijia ________China's top science award by Mr President Xi Jinping on 10 January, 2014.
| A．presented for | B．honoured with | C．was honoured for | D．were presented with |
I think your suggestions are of great ________ to me and they are well worth ________.
| A．valuable; to offer | B．valuable; giving | C．value; taking | D．value; to follow |
The director wants to make sure no one will solve the mystery until it ________ at the end of the horror film.
| A．is explained | B．will be explained | C．explains | D．has explained |
There are large numbers of school buses ________designed for primary schools in Taizhou.
| A．especially | B．specially | C．probably | D．particularly |
—________I complete so much my homework now?
— No, you ________.You can do it after supper.
| A．May; ought not to | B．Should; can’t |
| C．Can; mustn’t | D．Must; needn’t |