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题目
题型:不详难度:来源:
Up to now, the program ______ thousands of children who would otherwise have died.
A.would saveB.savesC.had savedD.has saved

答案
D
解析

这题考查时态,时间是:Up to now“直到现在”所以用现在完成时,句意是:直到现在,这个项目挽救了上千名儿童的命,否则他们就会死掉。选D。
核心考点
试题【Up to now, the program ______ thousands of children who would otherwise have die】;主要考察你对一般现在时等知识点的理解。[详细]
举一反三
—Time       . It’s likely that we will miss the bus.
—Don’t worry. There are still 10 minutes left.
A.has run outB.has been run outC.is running outD.is being run out

题型:不详难度:| 查看答案
—I haven’t seen Tom for years. Any news about him?
—He          in a toy factory for two years. Now he’s working on a farm.
A.worksB.workedC.has workedD.had worked

题型:不详难度:| 查看答案
The black box is a necessary device on an airplane, which records its speed, direction and whether everything on the airplane______ normally.
A.will functionB.functionedC.is functioningD.has functioned

题型:不详难度:| 查看答案
—You may find the key to the math problem on page 107.
—Ah, it’s so simple. I wonder why I _____ of that.
A.hadn’t thoughtB.haven’t thoughtC.didn’t thinkD.wasn’t thinking

题型:不详难度:| 查看答案
According to a report, cigarette smoking____ in all indoor public places in China already.
A.will banB.has bannedC.will be bannedD.has been banned

题型:不详难度:| 查看答案
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