The little girl didn't know _________.
| A．what his grandpa means | B．what did his grandpa mean |
| C．what does his grandpa mean | D．what his grandpa meant |
—How many workers are there in your factory, Mr Brown?
—________ workers in our factory _________2000.
| A．The number of; are | B．The number of; is |
| C．A number of; are | D．A number of; is |
______ time went by, Cindy and the other kids became good friends.
| A．When | B．While | C．With | D．As |
Hearing the bell , all the students stopped to_________ their books , ready to go back home.
| A．put down | B．put up |
| C．put out | D．put away |
—I think the film Lost in Thailand is more wonderful than Life of Pi.
—No, I think Life of Pi is _________ Lost in Thailand.
| A．not so wonderful as | B．less wonderful than |
| C．as wonderful as | D．the most wonderful of |
—Are you ________ that you can fix the bike ________?
— Sure, I’m good at DIY.
| A．certain; yourselves | B．certain; yourself |
| C．sure; yourselves | D．uncertain; yourself |