Unit 11 Our greener world

We can reuse things like .........

• envelopes

• plastic bottles

• cloth baths

• glasses

4. If we all use public transport more, we________ (help) reduce air pollution.

If I ... (have) enough money, I ... (go) to New York

• had - will go

• have - will go

• have - go

If I ... (see) Jim, I ... (ask) him to see you

• see - will ask

• sees - ask

• saw - will ask

If he study hard, He will ... the national exam

• Pass

• Passed

• Passing

• Passhing

She read a book yesterday. ...... book was quite boring though.

• the 

• a

• an

• no article

It’s raining today but I don’t have ______ umbrella.

• a

• an

• the

This is ______ useful book.

• a

• an

• the

Will you ......, please?

• open the garbage can

• hang the clothes

• empty the dustbin

• collect the bottles

We should plant more trees to have fresher air.

• grass

• trees

• teeth

• vegetables