These animals are all used to their environment,______, they have learned how to live successfully in their habitat．
| A．however | B．for instance | C．what’s more | D．or rather |
24．Disappointingly, the reducing of the payment is said______.
| A．to be decided | B．to have been decided |
| C．will be decided | D．have been decided |
23．_____you can’t finish the book in less than an hour, I suppose?
_____.
| A．Yes, I’m sure I can | B．No, hardly | C．Sorry, I can’t | D．I don’t think I can. |
22．_____trying to persuade his father to give up smoking, his letter was rejected.
| A．Aiming at | B．Aimed at | C．Being aimed at | D．to aim at |
第二部分：英语知识运用（共两节，满分45分）
第一节：单项选择（共15小题；每小题1分, 满分15分）
21．The experiment turned out to be______ failure, but as we know, Success often comes after_____ failure.
| A．a；a | B．/；/ | C．a；/ | D．/；a |
5.What the scientist said sounded strange, ______, they made sense.
| A．therefore | B．however | C．besides | D．Otherwise |