题目内容：

【用must和have to的适当形式填空】They（）work very hard when they were young.
【用must和have to的适当形式填空】
They（）work very hard when they were young.
We（）find a good way to learn English well.
He（）attend the meeting because she goes instead of him.
You can borrow my car,but you（）lend it to others.

优质解答

they must have worked very hard when they were young
we have to find a good way to learn English well
he must attend the meeting because she goes instead of him
you can borrow my car,but you must not lend it to others

追问：

painter的动词

追答：

paint 。 这个可以用作名词和动词