--What’s the result of killing the sharks?
--If the number of the sharks ______, the other ocean lives will be in danger as well.
| A．drop too little | B．drops too little |
| C．drop too low | D．drops too low |
–Why are you still waiting in line?
--I’ve missed my _______ .
| A．place | B．order | C．turn | D．time |
You’ve given me so much help. I really _______ it.
| A．appreciate | B．receive | C．suppose | D．regard |
–Why don’t you choose the red tie?
--For me, it doesn’t _________ my shirt very well.
| A．fix | B．accept | C．compare | D．match |
–Are you scared of the flight?
--No, just a little ________.
| A．angry | B．serious | C．anxious | D．calm |
–Look at that girl! Is it Susan?
--No, it _______ be her. She has gone back to her hometown.
| A．mustn’t | B．can’t | C．needn’t | D．wouldn’t |