Sam ______ coins since he was eleven years old, and now he has hundreds of them.
| A．collected | B．had collected |
| C．has been collecting | D．had been collecting |
---What’s wrong with you, Jack? You look tired.
---I ________ to prepare for the final exam last night.
| A．picked up | B．woke up | C．stayed up | D．put up |
---Lucy, is maths difficult to learn in a foreign school?
---I’m not sure, but no subject can be learned well __________hard work.
| A．without | B．through | C．by | D．with |
--- Mum, I ______ the theatre for minutes, but I left my ticket at home.
--- Don’t worry, honey, I will take it to you.
| A．have reached | B．have been at |
| C．will arrive at | D．get to |
--- __________ does your car need the vehicle repair?
--- Every six months.
| A．How long | B．How often | C．How soon | D．What time |
--- Do you know the big boy ________ helped to catch the thief yesterday ?
--- Yes, Li Ming, the chairperson of the Students’ Union .
| A．the one | B．which | C．whom | D．who |