The teacher had them -----(make\made) Easter hats for their mothers.

The teacher had them -----(make\made) Easter hats for their mothers.
The teacher had them -----(make\made) Easter hats for their mothers.

The teacher had them -----(make\made) Easter hats for their mothers.
选择make 译为：老师让他们为他们的母亲制作复活节帽子.
have sb to do sth 让某人做某事 to 可以省略.
have sth done 做了某事 而事情是被做

have sb do sth
所以用make

made
have sb done

make
have sb do sth 让某人做....