单项选择题
30()
A.dead
B.is dead
C.dies
D.died
点击查看答案&解析
<上一题
目录
下一题>
热门
试题
单项选择题
29()
A.asks
B.asked
C.was asking
D.had asked
点击查看答案&解析
单项选择题
The oldest kind of computer, the abacus, has been used since ()
A.600
B.700
C.800
D.500
点击查看答案&解析
相关试题
—Ouch! This tooth is really buggi...
—Hello, Margaret, this is the te...
—Steve, you look pale. () —I...
—Hey, you look concerned. What’s...
A stored-program computer has()