I believe we will have a good time with Miss Green inyour birthday party.—Maybe. But it is still a question, you know, ______she can spare time to come.

When asked about his result of the drivingtest, David said with a big smile that he had.

229Look! The shop isn’t open yetWe _____

They_____thatfar;buttheystoppedtohaveasnackontheway

The number of people in the world ________ about 6 billion and large quantities of waste ________ each year.[ ]