Robots the house for us in the future.
| A．clean | B．cleaned | C．will clean | D．/ |
She was so angry at _____ he was doing _____she walked out without a word.
| A．what, that | B．that, what |
| C．that, that | D．what, what |
---Could you tell me _______yesterday?
--- Because my bike was broken on my way here.
| A．why you came late |
| B．why do you come late |
| C．why you come late |
| D．why did you come late |
__regular exercise is very important, it’s not a good idea to exercise too close to bedtime.
| A．If | B．As | C．Although | D．Unless |
It was a very long day for Jack. He didn’t get home from school ______ six o’clock.
| A．since | B．to | C．by | D．until |
Sorry, Madam. You’d better come tomorrow because it’s ________ the visiting hours.
| A．during | B．at | C．before | D．beyond |