隔离霜在哪个步骤用:祈使句易错题分析

来源:百度文库 编辑:九乡新闻网 时间:2024/04/26 07:38:59

请看下面一道题:

Entering the room, the headmaster said, “Everyone _________ quiet, please.”

A. keep                      B. keeps                   C. is keeping               D. to keep

【分析】此题容易误选B,因为主语 everyone通常被视为第三人称单数,所以其后谓语用 keeps。但事实上,最佳答案应是A,注意句末的 please,它表明此直接引语为祈使句,只不过该祈使句带上 everyone 这个主语。既然是祈使句,所以动词用原形,即选A。又如: (1) Someone _________ the door; be quick, please.

A. open                       B. opens                     C. is opening                D. to  open

(2) Everyone _________ over, please.

A. come                       B. comes                   C. coming                     D. to come

以上两题答案均选A,即选动词原形。两句均属带主语的祈使句,注意句末的 please