_For six or seven months in the year,no work can be done, _______the rainy season makes it impossible

You can find ________ become more difficultto see clean rivers in our city.

It is reported that the ambassador together with the working staff______ kidnapped by a group of gunmen who _______ into the American Embassy in Iraq last night but the news is not yet confirmed by the US government.[ ]

John may phone tonight.I don’t want to go out _______ he phone

When the party was over, he ______ hisfriends good-bye and ______.