We must do something to protect the earth, ___

We must do something to protect the earth, ____we will lose our home.

#56833

and

but

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How are you now? Go to see the doctor ____ you don’t feel well.

#55408

and

Millie’s father was sleeping        he was watching TV.

#56863

when

while

after

Someone called me up in the middle of the night, but he hung up ______ I could answer the phone.

#57250

since

until

before

–Why were you late for school this morning?–I got up very early this morning, ________ I didn’t catch the first bus.

#55176

and

but

We arrived ______ late that there were no seats left.

#55652

much

too

very

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