4. 我们大多数人在区分美国英语和英国英语方面有困难。(have difficulty in doing sth.)

3. 多亏了那个医生的正确治疗，那位病人才得救了。

(thanks to)

2. 这位科学家称这一发现为这个领域中最令人兴奋的新发现。(refer to ...as)

1. 真正的朋友应该共同分享一切。(have ...in common)

5. What he said was so 　　　　　(confuse) that I was 　　　　　(confuse) at his words.

4. The green bicycle 　　　　　(belong) to the postman. Don’t take it away.

3.　　　　 　(compare) the heart to a pump, he helped the children to understand its function.

2. She suggested 　　　　　(put) the meeting off, for we haven’t got fully prepared for it.

1. At first, the government had great difficulty in 　　　　(persuade) people to leave their hometown.

4. Human’s ability is many and 　　　　　-the different knowledge structure will form the different ability.