The box is so heavy that he cannot lift it. _______, he is only a ten-year-old child.
| A．In all | B．Above all | C．At all | D．After all |
We need to get to the root of the problem______ we can solve it.
| A．while | B．after | C．before | D．as |
Schools should be lively places where individuals are encouraged to ______ to their greatest potential.
| A．cultivate | B．accelerate |
| C．expand | D．develop |
Hard work and lack of sleep have _____ her beauty and youth in recent years.
| A．worn out | B．tried out |
| C．made out | D．sent out |
We shall not start the project until it __________ by the committee.
| A．will be approved | B．approves |
| C．has been approved | D．is to approve |
The British team, ______ several attempts to climb Yulong Xueshan, decided to have another try this summer.
| A．making | B．having made | C．to make | D．made |