The invention of the chip greatly _______ the development of computer science; ______ the computer science stepped on the freeway of rapid development.
| A．improved; after that | B．advanced; after that |
| C．quickened; after which | D．advanced; after which |
________ from what she said at the meeting, she must have lied to all of us.
| A．Judged | B．Judging |
| C．To judge | D．Judge |
Some experts believe it is the grandparents who ________ for the spoiled child.
| A．are to blame | B．are to be blamed |
| C．should blame | D．are blamed |
--- Let’s go shopping, shall we?
--- Wait a minute. I ________ my housework and it won’t take long.
| A．just finish |
| B．am just finishing |
| C．have just finished |
| D．am to finish |
The girl had hardly rung the bell the door was opened suddenly, and her friend rushed out to greet her.
| A．before | B．until |
| C．as | D．since |
It’s more than half a century ________ my grandfather joined the Party and became a servant to the people.
| A．since | B．that | C．when | D．while |