Chinese martial arts have quite a long history, and they have become _______ to Chinese culture.
| A．specific | B．unique |
| C．conventional | D．equal |
I’m sorry you’ve been waiting so long,but it’ll still be some time_____Tom gets back.
| A．when | B．before | C．after | D．since |
The train_____at the present speed until it reaches Chicago at eleven o’clock tonight.
| A．has gone | B．will be going | C．went | D．goes |
---When will the expert come and give the lecture on economic development?
---Not until our program_______.
| A．is approving | B．is to approve |
| C．has been approved | D．will be approved |
I______toward the door to go outside when suddenly Jim opened it.
| A．was walking | B．walked | C．hadwalked | D．walk |
---When choosing furniture, you focus on function while I think more about the design.
---That’s_____we differ.
| A．how | B．what | C．which | D．where |