be lacking in 缺乏（品质、特点等）

She seems to be lacking in common sense.

她似乎缺乏常识。

高手过招

(1)单项填空

Though money, his parents managed to send him to university. （2010·01·陕西宝鸡检测）

A. Lacked B. lacking of

C. Lacking D. lacked in

(2)完成句子 （原创）

①因为缺乏兴趣这次旅行被取消了。

The trip was cancelled through .

②他缺乏信心。

He .

解析:(1) 选C。考查分词作状语。his parents与lack之间呈主谓关系，所以应用现在分词作状语；lack作动词时不与of搭配，所以答案选C。

(2)①lack of interest ②lacks confidence

3. sight

n. 视力；视觉；看见；光景，奇观；名胜

常用结构：

lose sight of 看不见；忘记；失去

catch sight of sth./sb. 看见某物/人

at first sight 初看之下；乍看起来

at (the) sight of 一看见就......

out of sight 看不见

be in sight 看得见，在眼前

Out of sight, out of mind. 眼不见,心不烦。

Last summer we had seen the sights of Beijing.

去年夏天我们游览了北京的名胜。

Crusoe was frightened at the sight of a man's footprint.

克鲁索看到一行人的脚印，他非常害怕。

高手过招

（1）单项填空

For miles around me there was nothing but a desert, without a single plant or tree .

（2010·01·陕西商洛检测）

A. in sight B. on earth

C. at a distance D. in place

（2）完成句子 （原创）

我们失去了许多珍贵的动物。

We several precious animals.

解析:(1) 选A。in sight为固定搭配，意为"看得到"；on earth用在疑问句或否