The number of students in our school __________ about 30, 000 and __________ them study hard.
| A．is; a large amount of |
| B．are; a number of |
| C．are; large amounts of |
| D．is; a large number of |
The result of the experiment was very good, _____ we hadn’t expected
| A．when | B．that | C．which | D．what |
The heavy snow stopped the farmers ______ in the fields.
| A．working | B．work | C．to work | D．works |
He was named Robert _____ his father by mother.
| A．to | B．upon | C．after | D．under |
Tom kept quiet about the accident ____ lose his job.
| A．so not as to | B．so as not to |
| C．so as to not | D．not so as to |
He wrote to his friends ______ information.
| A．asked for | B．to ask for | C．ask for | D．asks for |