1 . ________ was a challenge to get workers to make the kind of things they wanted. （用适当的词填空）

2 . _______ occurred to him that he had an important conference to attend the next morning.

3 . 下列每个句子中有一处语言错误。每处错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（∧）,并在其下写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词.
注意：每处错误及其修改均仅限一词.
1. Low educational achievement is strongly associated to poverty and disadvantage.
2. I'll definite be glad when this course is over.
3. Although lacked experience of speaking before large groups, Jessi is extremely confident.
4. I owe him apology, for I forgot to tell the cook to save some food for him.
5. We never dreamed of that we would get through to the next round.
6. This is estimated that 75, 000 Texas families are educating their children at home.
7. No matter what full your schedule is, you can always fit more things into it.
8. Press enter and follow the on-screen direction and you will complete the purchase.
9. After four failures, Mike finally passed his driving test at the five attempt.
10. Any applicant who possess the required skills will be hired.

4 . __________is known to all that China is the biggest developing country in the world.

5 . It___________(know)to us that he is one of the most famous football players in the world.（所给词的适当形式填空）

6 . I don't think it wise        the hard work that they have refused to do.

A．for you to take on

B．of you to take on

C．for you taking on

D．of you taking on

7 . I know the dinner with your boss will be boring, but if you get an important phone call during meal, it is easier to                                  .

A．make a hit

B．make an exit

C．make a difference

D．make a distinction

8 . 现在人们在网上购物很方便。（convenient）（汉译英）

9 . ___________is required that under no circumstances _______he betray his motherland even if there are temptations like money or beauty.

A．What; can

B．It; could

C．It; should

D．What; could

10 . ______ isn’t worthwhile for you to wait any longer. (用适当的词填空)