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Preparations are being made for the Olympic Games __________in Beijing in 2008.
| A．to be held | B．held | C．holding | D．to hold |
--- Who left the door open?
--- Oh, sorry. I _____ the door.
| A．ought to lock | B．should lock | C．ought to have locked | D．could lock |
.The traffic problems we are looking forward to ______ solved should have attracted the government’s attention.
| A．see | B．seen | C．be seen | D．seeing |
.He seemed to be looking for the words ____ he could express his idea.
| A．for which | B．with which | C．in whom | D．in that |
.A modern city has been set up in ____ was a wasteland ten years ago.
| A．what | B．which | C．that | D．where |
To make members of a team perform better, the trainer first of all has to know their ____ and weaknesses.
| A．strengths | B．benefits | C．techniques | D．values |