．The development of industry has been________gradual process throughout________human existence，from stone tools to modern technology. (2012·浙江，2)
| A．/；the | B．the；a |
| C．a；/ | D．a；a |
Our English teacher soon got all of us _________ in English soon.
| A．interest | B．to interest | C．interesting | D．interested |
Today, _______ people speak English as their first, second or a foreign language than ever before.
| A．many | B．some | C．more | D．most |
It was the first time in two years that I________ my youngest son face to face.
| A．have seen | B．had seen | C．saw | D．see |
Greenland is _______ huge island that is mostly covered with_______ thick ice sheet.
| A．the; / | B．a; the | C．a; a | D．the; a |
Jack always sleeps late on Sundays. I’m sure he ______when we get home.
| A．is still sleeping | B．is to be sleep | C．will still be sleeping | D．will be about to sleep |