while
【感知】
After dinner, he usually plays the guitar for a while.(教材第63页)晚饭后,他通常弹一会儿吉他。
We can't get on or off a bus while it is moving. 当公共汽车正在行驶的时候我们不能上下车。
【探究】
(1) while 作名词时,意为“一段时间；一会儿”。常见固定搭配：
for a while
一会儿
after a while 过了一会儿
(2) while 作连词时,意为“在……期间；当……的时候”,表示两个动作相伴随而发生。
【应用】
答案：[探究]
(1)一会儿
①完成句子：让我休息一会儿。
Let me rest
for
a
while
.
答案：for a while
②单项选择：(河北中考)I love to listen to rock music
A
I am running.
A.while
B.after
C.since
D.until
答案：A
(1) 请用顺读法写出下列时间
①3:00 ______
②5:10 ______
③6:30 ______
④4:50 ______
答案：①three o'clock ②five ten ③six thirty ④four fifty
(2) 请用逆读法写出下列时间
①6:10
ten past six
②9:30
half past nine
③10:50
ten to eleven
④8:15
a quarter past eight
⑤4:45
a quarter to five
答案：①ten past six ②half past nine ③ten to eleven ④a quarter past eight ⑤a quarter to five
