Yesterday I met Sandy. We ________ since ______ middle school.

He suddenly returned ____ a rainy night. [ ]

There _______ a number of volunteers in the club and the number of them _______ growing larger and larger.

It’s said that Armstrong sent a message to Mission Control _____ said that two huge, strange objects landed near them and were watching them.

Wedon’thavetogofarifweneedhelp _________ ourhomework.[ ]