.... , so he was late for work.
A.Paul had missed the train
B.Because Paul had missed the train
C.As Paul had missed the train
D.On account of Paul’s missing the train

..... than his friend called.
A.He had no sooner arrived home
B.
Before he had arrived home
C.Not until he arrived home
D.As soon as he arrived home

...., Maria put the dishes away.
A.Since I have washed up
B.Until I was washing up
C.After I had washed up
D.While I had washed up

Put the sign ….. the students can read it.
A.as
B.where
C.while
D.when

…. , there is fire.
A.Where smoke is
B.Where is there smoke
C.Where there is smoke
D.
Where is smoke

.... , I hope these wishes will reach you and you have a smile when you read them.
A.When are you
B.When you are
C.Where are you
D.Wherever you are

This credit card is accepted.... .
A.where do you go
B.you go wherever
C.when you go wherever
D.wherever you go

John failed.... .
A.because he did not study hard
B.since he stopped to study hard
C.due to study hard
D.because of he did not study hard

I ordered two pizzas as we were all hungry.
A.when
B.while
C.because
D.soon

The conference had to be cancelled.... a key piece of equipment was out of work.
A.since
B.because
C.as the fact
D.due to the fact that