New comer as you are, if you spend a little more time on your work, I am sure you’ll ________ ahead in the end.
| A．come up | B．come about | C．come through | D．come out |
that they may eventually reduce the amount of labor needed on construction sites by 90 percent．
| A．Such construction robots are clever |
| B．So clever the construction robots are |
| C．Such clever construction robots are |
| D．So clever are the construction robots |
for the fact that she got hit by a car and broke her leg on her way to school, she might have passed the exam.
| A．Hadn’t it been | B．Had it not been |
| C．Was it not | D．Were it not |
Hesitating what to do,.
| A．so let’s not go outing | B．we had to stay home |
| C．the tour was cancelled | D．but we should still take the tour |
The retired man donated most of his savings to the school damaged by the earthquake in Yushu, _______ the students to return to their classrooms．
| A．enabling | B．having enabled |
| C．to enable | D．to have enabled |
He spent at least as much time reading as you online yesterday.
| A．had to chat | B．did chatting |
| C．do chatting | D．had chatted |