You can’t imagine what great trouble the boy has ______his father to give up smoking!A to persuade B persuaded C persuading D had persuaded

You can’t imagine what great trouble the boy has ______his father to give up smoking!A to persuade B persuaded C persuading D had persuaded
You can’t imagine what great trouble the boy has ______his father to give up smoking!
A to persuade B persuaded C persuading D had persuaded

You can’t imagine what great trouble the boy has ______his father to give up smoking!A to persuade B persuaded C persuading D had persuaded
C
因为是the boy has the trouble (in) persuading his father
所以换成what引导的从句是persuading

选A 表示目的
你不能想象男孩劝他爸爸戒烟有多大的困难
主句是You can’t imagine what great trouble .你不能想象多大的困难
后面the boy has做trouble的定语从句
to persuade his father to give up smoking做目的

C
惯用词组
have trouble [+ ing form of verb] :
trouble 前可以加修饰语如：great, little 等
例句如下：
1. I've been having trouble checking my e-mail.
2. Ben owns an ice cream cart and is having t...

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C
惯用词组
have trouble [+ ing form of verb] :
trouble 前可以加修饰语如：great, little 等
例句如下：
1. I've been having trouble checking my e-mail.
2. Ben owns an ice cream cart and is having trouble selling his ice cream.
3. I had learned that a dear friend was dying and was so upset that I was having trouble sleeping.

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