a terrible thing is (happen) A.happen B.happened C.happening

相关推荐

• a terrible thing is (happen) A.happen B.happened C.happening要被动语态吗？
• We don't know when the accident________.A.has happened B.happened C.happening D.to happen
• The professor was strict with us andhe wouldn't have that sort of thing__.A.to happen B.happen C.happening D.happened
• what's ____on monday?A.happen B.happened C.happening D.has happened 理由?
• There is something____in the street.A.happen B.happened C.happening D.happens 选什么?原因是：
• what's ____on monday?A.happen B.happened C.happening D.has happened 理由?
• a terrible thing is (happen) A.happen B.happened C.happening
• We don't know when the accident________.A.has happened B.happened C.happening D.to happen
• There is something____in the street.A.happen B.happened C.happening D.happens 选什么?原因是：
• There have been many changes__in my hometown in the last ten years.A..happen B.happened C.happening D.to happen选哪个?为什么
• 一片草原上的青草，到处都长得一样密一样快，设所有的牛每头每天吃的草量相同，70头牛在24天内吃完，30头牛在60天内吃完，求每天长的草量是原来的几分之几？
• 集合A={x∈Z|y=12x+3，y∈Z}的元素个数为（　　） A.4 B.5 C.10 D.12