Let's get up earlier ________ we can catch the first bus．

A．as

B．than

C．so that

D．if

________ Mary is a little child, she knows a lot of knowledge．

A．If

B．Although

C．Since

D．Because

I would like to go swimming ________ the weather is fine．

A．for

B．since

C．if

D．whether

The houses here are all made of wood, ________ they easily catch fire．

A．because

B．but

C．unless

D．so

You can't get there before him ________ you drive a car there．

A．because

B．so

C．unless

D．but

The house is ________ small ________ it can't hold so many people．

A．so…that

B．although…but

C．because…so

D．too…to

________ I told her the truth, ________ she didn't believe what I said．

A．Although, but

B．Although,/

C．Because, so

D．Unless, so

________ you study hard, you can't get good marks in the end．

A．Although

B．Unless

C．If

D．As

－Has your father returned ________ from work?

－Yes．He ________ back for an hour．

A．home; has come

B．home; has been

C．to home; has come

D．to home; has been

－Why ________ he ________ to stand in class?

－Because his words made the teacher ________．

A．was…made; angrily

B．was…made; angry

C．did…make; happy

D．did…make; happily