—When are you going to buy an English book?—_________.A. I’m going to plant trees.B. This evening.C. Do you have comic books?
I must ______ the traffic lights.A. look after B. pay attention to C. look for
There is a picture _____ a bike.A. in B. of C. at
In the USA, people on bikes must ____ a helmet.A. on B. put on C. wear
There are always three lights: red, yellow and ______.A. green B. blue C. orange
– How can I get there? -- ____________.A. Take No. 57 bus. B. Take a No. 57 bus. C. Take the No. 57 bus.