Dad missed a step and fell,_________ the new suitcase rolling down the stairs.
| A．resulting in | B．resulting from |
| C．as a result | D．as a result of |
Peter’s jacket looked just the same as Jack’s, but it cost _____ his.
| A．as much twice as | B．twice as much as |
| C．much as twice as | D．as twice much as |
Children need friends ______ their own age to play with.
| A．of | B．for | C．in | D．at |
My parents have promised to come to see me before I _______ for Africa.
| A．have left | B．leave | C．left | D．will leave |
It just isn’t fair_____ I was working as a waiter last month; my friends were lying on the beach. .
A whenever B. though C. for D. while
The traffic is heavy this day, I _____ arrive a bit late, so could you save me a place?
| A．can | B．must | C．need. | D．might |