One can always manage to do more things，no matter________full one’s schedule is in life.
| A．how | B．what |
| C．when | D．where |
It was ___she was about to go out ___the telephone rang.
| A．when ; that | B．so; that | C．before; then | D．when; before |
---Who is making so much noise in the garden? --- ___ the children.
| A．It is | B．They are | C．That is | D．There are |
Were all three people in the car injured in the accident? No,___ only the two passengers who got hurt.
| A．it was | B．there is | C．it were | D．there was |
One day， _____，Newton saw an apple fall from a tree.
| A．to sum up | B．what’s more | C．it is said | D．in addition |
He made another wonderful discovery， _____ of great importance to science.
| A．which I think is | B．which I think it is | C．which I think it | D．I think which is |