7当他们昨天来的时候要买什么?______ ______they want ______ _____ when they came yesterday?
问题描述：
7当他们昨天来的时候要买什么?______ ______they want ______ _____ when they came yesterday?
8 将来我们能上月球吗?______ we be on the moon ______ _______ _______?
答
7.【What did 】they want 【to buy 】when they came yesterday?
8.【 Can 】we be on the moon 【in the future