题目内容
—Why are you so busy, Mike ?
—I ______ a novel these days.
| A．was writing | B．wrote | C．am writing | D．have written |
C
解析试题分析：考查时态：句意：--迈克，你为什么这么忙？--我这些天在写一篇小说。说明现阶段正在做某件事，用现在进行时，选C。
考点：考查时态
I had wanted to help you last night but I couldn't spare any time, for I＿＿＿a composition which I have to hand in this morning.
| A．wrote | B．was writing | C．had written | D．have written |
----Excuse me, can you tell me if there is a flight available to America today?
----Well, Flight 5042 to USA ________ off at 15:45
| A．takes | B．took | C．will be taken | D．is taken |
—Larry, I will call you at 6 o’clock tomorrow morning.
—Thanks, Mum. But it’s too early. I _____then.
| A．am sleeping | B．am to sleep |
| C．will be sleeping | D．has slept |
Until we have discussed all the details, no decision_________ about any new operations.
| A．will be made | B．is made |
| C．is being made | D．has been made |
While every possible means __________ to prevent the river pollution, the river in my hometown has still not been restored to its past beauty.
| A．is tried | B．are tried |
| C．has been tried | D．have been tried |
The past two years ______a sharp rise in oil price, which adds to the burden of auto transportation industry.
| A．has witnessed | B．witnessed | C．is witnessing | D．witnesses |