while 的五個意思的例句：
He came here to take care of the old while the weather is so bad
He likes sing the pop songs,while his young brother hates all the songs he sings.
While he walked along the road, he met his mother by chance.
He whiled his childhood away but to play cards
Watching the interesting film he whiled the whole day happily
用while引導(dǎo)的時間狀語從句例句5個：
Strike while the iron is hot.趁熱打鐵.
Please be quiet while i 'm talking to you.（從句中是進行時時態(tài)時，一般都用while）
While I was sleeping, the UFO arrived. 當(dāng)我在睡覺時，UFO到達(dá)了。
while從句中必須是表示動作或狀態(tài)的延續(xù)性動詞。它強調(diào)主句的動作與從句的動作同時發(fā)生或主句的動作發(fā)生在從句的動作過程中。例子如下：
The weather was fine while we were in Beijing.
She called while I was out.
I was drawing while my brother was reading.
He likes reading a newspaper while he is waiting for the bus.