China's success in manned－spacecraft travel shows ________ our country has become one of the greatest powers in space research.
| A．what | B．which | C．/ | D．it that |
—Mum, what are you doing?
—Your uncle has come. I'llput a(n)__________ plate on thedining table.
| A．few | B．another | C．extra | D．more |
It has been proved __________ eating vegetables in childhood helps to protect you against serious illnesses in later life.
| A．if | B．because | C．when | D．that |
She is working hard allday long, which will surely __________ her success in her future work.
| A．result from | B．contribute to | C．benefit from | D．stick to |
—What do you think of David?
— Very good. Healways keeps hispromise. You can quite __________ him.
| A．take up | B．depend on | C．get along | D．watch out |
I'll lend you my car __________ you return it in time.
| A．as far as | B．as long as | C．unless | D．until |