I often go to school ________.
| A．ride my bike | B．by bike | C．by a bike | D．on bike |
____ homework , most students do homework every day.
| A．To | B．As for | C．For | D．As |
Sorry, he _____ help his mother.
| A．had to | B．has | C．has to | D．have to |
Do you go to school ______ bike or _____ foot?
| A．by; by | B．on ;on | C．by; on | D．on; by |
Mr. Wang is leaving ________ Beijing next month.
| A．to | B．with | C．in | D．for |
He is very serious. No one can make him___.
| A．laugh | B．laughs | C．to laugh | D．laughing |