Last night we watched a movie about __________ in the future.

        A. living           B. to live          C. live         D. lived

--- Did they have fun _____________?    --- Yes, they did.

        A. to camp      B. camped       C. camping      D. camp

No one ___________ for a drive, because the weather is so bad.

        A. go           B. goes         C. to go            D. going

She often ___________ her parents do housework at home.

    A. asks         B. makes            C. helps            D. lets

She got __________ gifts for her birthday yesterday.

        A. a lot            B. a lots of        C. lot of           D. lots of

What did you buy during your last vacation?   I __________ a hat.

        A. buy          B. buyed            C. bought           D. was buy

--- ___________ there any sharks in the aquarium?  --- No, we didn’t see any.

        A. Did          B. Had          C. Have         D. Were

It’s not good for people __________ waste water (污水) into the river.

        A. to put           B. putting      C. to pour      D. pouring

Every student in Miss Chen’s takes turns __________ the classroom every day.

        A. clean            B. cleans           C. cleaning     D. for

Please tell your partner _____________ make your favorite smoothie.

        A. what to      B. how to           C. to how           D. to what