Robert is said _____ abroad, but I don’t know what country he studied in .
| A．to have studied | B．to study |
| C．to be studying | D．to have been studying |
Dr Yuan Longping grows _____ is called super hybrid rice, _____ has a high output.
| A．what; which | B．that; what |
| C．that; which | D．what; that |
There is still much to discuss. We shall, ______, return to this at our next meeting.
| A．so | B．however |
| C．because | D．Therefore |
The BRICS countries have____ to be a source of global economic development and essential to generations.
| A．turned out | B．picked out |
| C．put out | D．taken out |
His best movie was about the life of Gandhi in India, ______ won several Oscar awards.
| A． where | B．who | C．which | D．that |
—Did you hear about the hero who rescued the child from the burning building?
—Yes. What do you think most people ______ if they were in a similar situation?
| A．will do | B．will have done |
| C．would do | D．would have done |