Mrs.Brown asked her son where ... the next day.

A.he would go          B.he will go          C.will he go          D.would he go

When i was a boy, I ... swimming every morning.

A.use to go          B.used to going          C.use to going          D.used to go

... you study hard, you will fail the exam.

A.If          B.Unless          C.As          D.Since

Mary decided to walk home alone, ... she knew it was dangerous.

A.despite          B.in spite of          C.so that          D.though