The pupils will go to the museum ___ foot and come back ___ bus.
| A．by; in | B．on; by | C．on; on | D．by; by |
Do you think maths is ____________foreign languages?
| A．more difficult | B．less difficult |
| C．as difficult as | D．the most difficult |
—Do you know ____________she came to Beijing?
—Yes. She came by plane.
| A．what | B．why | C．when | D．how |
Peter didn’t go to Mary’s birthday party because he was _____________then.
| A．free | B．busy | C．well | D．happy |
Jack bought a ____________in a shoe shop yesterday.
| A．pair of shoes | B．pairs of shoes |
| C．pair of two shoes | D．pair of shoe |
The teacher said to his students, “Don’t forget ________your dictionary to school tomorrow.”
| A．brought | B．bring | C．bringing | D．to bring |