I don’t know________ they have passed the exam.

I wonder if he ______ this weekend, —If he _____ , I’ll let you know.

It isn’t quite_______that he will be present at the meeting.[ ]

ang, National Day is coming…— _________ Just occupy yourself in your study．

alhours later, with the help of the police , the students managed to escape fromthe dangerous place, ______．