After years of war， people in this African country are thirsty for______．（　　）

What do you usually do ______ school？

I often play basketball with my friends．（　　）

What you said in class ______ very reasonable．（　　）

Mom， I plan to wash clothes by______ this summer vacation．

Good girl ! Go for it．（　　）

Luckily， I arrived home before it______．（　　）