UINT 6 练习题一.用适当形式填空,词数不限。1.Do you know that potato chips _______ (invent) by mistake?2.The students _______ (tell) not to eat or drink in class.3.He didn’t have much for dinner because the dishes were too ________ (salt).4.The man seems ________ (have) trouble. He looks upset.5.The boy dreams of __ ___ (become) a scientist.6.Our teacher often encourage us ____(study) hard.7. Telephone is one of the________________(useful) inventions in the world.8. etball in our school __ (be) over 100.二. 单选。( )1. We all know that the light bulbs are used _____ in the dark. A. look B. to seeing C. for seeing D. for looking ( )2. Jack ______ leave the classroom_____ his teacher came back. A. doesn’t；until B. /；until C. not；/ D. didn’t；until ( )3.Dad, why must I stop ______ computer games? —For your health, my boy. A. play B. to play C. to playing D. playing( )4.The bridge ____ |
