[练习] 用account的短语填空。

1). The League members in our school ______ ______ half of the students.

2). He doesn' t drink alcohol _______ _______ his health.

3). She couldn' t _______ _______ her foolish mistake.

Keys: 1). account for 2). on account of 3). account for

6. seek vt.&vi. (sought, sought) 寻找；探索；寻求

[典例]

1). You must seek permission from the manager. 你需请求经理批准。

2). The explanation is not far to seek. 这种解释不难理解。

3). They are seeking to mislead us. 他们竭力误导我们。

[重点用法]

seek (for/after) sth./sb. 寻找某人/某物 seek to do sth. 试图做某事

seek happiness/comfort/wealth/success追求幸福﹑安逸﹑财富、成功

[练习] 用所给词的适当形式填空。

1). I think it' s time we ________ (seek) legal advice.

2). They are seeking ________ (change) the rules.

Keys: 1). sought 2). to change

7. amount n.数(量)；总额 vi.(to)合计；接近

[典例]

1). Can you really afford this amount? 你真付得起这个总数吗?

2). The cost amounted to 250. 费用共达250英镑。

[重点用法]

a (large/small) amount of + n.[u] + v. (单数) (large/small) amounts of + n.[u] + v. (复数)

in (large/small) amounts [作状语]大（少）量地 amount to... 共达......，合计......

[练习] 用amount的短语翻译或所给词的适当形式填空。

1). Duting the earthquake, a large amount of damage _______ (do) in a very short time.

2). Large amounts of money _______ (spend) rebuilding the temple.

3). At that time, mall amounts of land _______ (use) for keeping animals.

4). Food was provided _______ _______ _______ (供应多少不等).

5). The total cost of repairs _______ _______ (供应多少不等) US$100.

Keys: 1). was done 2). were spent 3). were used 4). in different amounts 5). amounted to

8. bow [bau] vi.&vt. 鞠躬；弯腰 [bəu] n.[c] 弓，蝴蝶结；鞠躬

[典例]

1). We all bowed to the Queen. 我们都向女王鞠躬致敬。

2). His back was bowed with age. 他因年老而驼背。

[重点用法]

bow to/before sb. 向某人鞠躬 bow to sth. 向......低头；接受某事

[练习] 用bow的短语或其适当形式填空。

1). The boss ______ ______ the demands of the workers.