Every time I was in trouble, he________ come to help me out.
| A．would | B．could | C．should | D．might |
We had a wonderful performance in the annual school sports meeting. Not only ___ in the coming relay race, but also we were the runner-up of the tug-of-war.
| A．won we the champion | B．we won the champion |
| C．the champion we won | D．did we win the champion |
___ is the most useful invention?
| A．Do you think which of these | B．Which of these you know |
| C．Which of these do you know | D．You know which of these |
We know such people are not ___.
| A．to rely on | B．to be relied upon | C．to be relied | D．to rely upon |
The article gave a ____ description of South America.
| A．live | B．alive | C．lively | D．living |
In my opinion, life in the twenty-first century is much easier than ____.
| A．what used to be | B．that it used to be |
| C．it used to be | D．what it used to be |