初二完形填空
Many people (1) they have seen UFOs in the sky.(2) can these things be? Some people think they are spaceships (3) other planets.It is possible that thay are our own planes (4)very high or they are birds with the (5) light on them.(6) some people say that they have seen them land. They have even spoken to these (7), sometimes in English. Children have seen UFOs and aliens and (8) dogs have seen them. School teachers have (9) seen them and air force officers judges, and even(10). ( )(1) y B.speak l ( )(2)A.How B.What C.Which ( )(3) om ( )(4)A.flying nning C.walking ( )(5) on's n's ar's ( )(6)A.And B.Then C.But ( )(7) iens B.spaceships anets ( )(8)A.only B.even arly ( )(9) o B.either so ( )(10) ys rls e police
答：1 .help sses 4.open 5.well other 7.without详情>>
答：B 被动语态，be found to do. A中的made与found均为过去分词，冲突！详情>>
问：hArd work 和hArd--working有什么区别
答：一个是名词 一个是形容词撒详情>>
