用所给动词的适当形式完成句子.(2) He isn't going to -------(do ) his homewo

(2) He isn't going to do his homework after dinner .
be going to 表示将来时,其后的动词用动词原形.
He is visiting his friends.他正在拜访他的朋友们.
He visited his friends.他（曾经在过去的某一时间）拜访了他的朋友们.
(3) We had a good time last week .
last week 上个星期,所要表述的是过去的时间,故用过去式
（1) have a picnic in the pake .
可以,构成的是祈使句,最后最好加上please,使句子更加完整.