Americans eat______vegetables per person today as they did in 1910.
| A．twice as much | B．as twice many | C．twice as many | D．as twice much |
When I got home last night, I was frightened to find that in front of my door____.
| A．sit a dog | B．sat a dog | C．was a dog seated | D．did a dog sit |
The plane crashed and all the passengers _____including 3 children, fell into the sea.
| A．around | B．aboard | C．abroad | D．ahead |
_____I always felt I would pass the exam, I never thought I would get an A.
A.While B.Once C. If D. Until
When he applied for(申请)a _______in the office of the local newspaper he was told to see the manager.
| A．location | B．career | C．position | D．profession |
He is famous _____the field of biology, but he is more known _____an environmentalist..
| A．for, for | B．in, for | C．in, as | D．in, as |