Too much water________ every day in the world. We should save it.

A.wasted B.are wasted C.is wasted D.was wasted

Be careful! We should avoid ________the same mistake again.

A.make B.to make C.making D.made

________knows the answer should raise your hand.

A.Whoever B.Whatever C.Whenever D.wherever

________ sunny day! Let’s go for a picnic.

A.How B.How a C.What D.What a

________to the bookstore, you have to go to the third floor.

A.Get B.To get C.Getting D.Got

—Can I go swimming with John, Mom?

—Of course. But you________be back by six.

A.can B.must C.could D.may

—What do you think of Robinson Crusoe?

— It’s so exciting that I________it twice.

A.am reading B.was reading C.have read D.will read

My sister________short, but now she is taller than me.

A.used to be B.is used to be C.is used to being D.is used for being

My grandma________takes a taxi because she thinks it is a waste of money.

A.often B.seldom C.usually D.always

There________some orange juice in the bottle You can drink it

A.is B.are C.was D.were