问题

I ________ let him know it as soon as he ________ back.
A:to play
B:play
C:playing
D:played;
B:play
C:playing
D:played;
正确答案是:
同类题型
Luckily, we’d brought a road map without ______ we would have lost our way.
It was in the small house ________ was destroyed bythe flood ________ he spent his childhood
anning to hold a party in the open air, but I can make no because it depends on the weather.
It is on 1st Sept. _____ students go back to school every year. [ ]