--- When was Shenzhou-10 sent into space?
---____the afternoon of June 11, 2013.
| A．In | B．On | C．At | D．For |
People often like clothes ______ can make them look young.
A. when B. who C. that
If more trees ______ planted, our city will be more beautiful.
A. were B. are C. will be
That man ______ be my English teacher. He has gone to Canada.
A. needn’t B. mustn’t C. can’t
－ ______ does your mother watch the Talk Show?
－ Once a week.
A. How long B. How often C. How soon
The students are helping the old man clean ______ house now.
A. her B. him C. his