Scientists are trying to develop a special material, _______ they will make use of in space.
| A．it | B．that | C．what | D．one |
----Is there any possibility of the film _____in Paris International Festival?
----Not in the least, because the audience generally think little of it.
| A．being tried out | B．tried out | C．trying out | D．to try out |
The driver was at____ loss when ____word came that he was forbidden to drive for speeding.
| A．a; the | B．a; / | C．the; the | D．/; / |
--- Sorry, I made a mistake again.
--- __________. As long as you practise more, you will succeed one day.
| A．Never mind | B．Certainly not |
| C．Out of the question | D．Don’t mention it |
Don’t use words ,expressions or phrases __________ only to people with
specific knowledge.
| A．being known | B．to be known | C．known | D．having been known |
From mom’s love, patience and understanding, I have learned what a huge responsibility __________ is to raise a child.
| A．one | B．that | C．this | D．it |