Witnesses said the security forces use tear gas to ________ protests(抗议) by about 200 people in Teheran, although this can’t be independently confirmed.

Shall we go swimming on Sunday or Saturday— _________is ok ! I will be free .

There’s ______ snow here. And it’s ______ cold.

John didn’t come along, ______ making it necessary for us to get someone else to replace him.

a long journey My car couldn’t makeit—You can drive my car It’s quite old, butit’s still pretty ___________