The flight to Guangzhou had to be________because of the heavy snow.
| A．put up | B．put out | C．put off | D．put down |
—Let’s go to the zoo next week.
—Why not go to the mountains? We can gothere.
| A．boating | B．hiking | C．swimming | D．shopping |
Is the weather in China the samein Brazil?
| A．from one | B．as | C．as that | D．like this |
Mr. Green likes traveling. This summer he is going to Spain for.
| A．study | B．training | C．vacation | D．business |
My parents areteachers. They work in the same school.
| A．either | B．both | C．all | D．each |
—are you going to London?
—By plane.
| A．How | B．When | C．Why | D．Where |