One of the most important questions they had to consider was _____ of public health.（ ）

A. what　　 B. this　　 C. that　　　 D. which

The fact has worried many scientists _____ the earth is becoming warmer and warmer these years.

A. what　　 B. which　　 C. that　　 D. though

The_______look on his face suggested that he had passed the exam.

　　A. exciting        B. tired         C. tiring        D. excited

If anyone happens to drop in while I am out，　　　　　 him or her leave a message.

A.have　　　 B.get　　　　　　 C.ask　　　　　　　 D.tell

I am looking forward to ______ your answer as soon as possible.

　 A. receiving　　　 B. being received　

　 C. receive　　　　　　 D. be received

The excellent student was_________ (录取) by a key university.

The manager was unable to attend and sent his secretary ______________ a substitute.

A. for　　　　　　 B.as　　　　　　 C.of　　　　　　 D.like

此题要求改正所给短文中的错误。共有十处错误，每句中最多有两处，错误涉及一个单词的增加，删除或修改。

增加：在缺词处加一个漏词符号（∧），并在该符号下写出该加的词。

修正：在错的词下划一横线，并在该词下写出修正后的词。

注意：1、每处错误及其修改均仅限一词。

　　 2、只允许修改10处，多者（从第11处起）不记分

I eager to go to college because I know there is

so many to learn about the world and about human

being. Knowledge is a source of pleasure for me. I

want to study at a college for the fun to knowledge.

I know the college education can prepare me better for

my future. Better education meant, more often than not,

better jobs, better opportunities and better choices.

I want to go to college because I know that my

parents and other people care for me will be happy

with that. Unless I can study at a nice university, I

will make them happier, l' d hate to let him down.

That's why ] must go to college.

There are ten waitingrooms at the station, _____ in all 20000 people.

A. sitting 　 B. sat　 C. seating 　 D. seated

—When do we need to pay the balance?

—______ September 30.

A．In 　　 B．By

C．During　 D．Within