题目

发电机和电动机的发明使人类步入电气化时代．其中电动机依据的物理原理是A．磁场对电流的作用         B．磁铁间的相互作用C. 惯性定律                 D．万有引力定律 答案：A用单词的适当形式填空。（9%）小题1:Listening to music is very ________(relax).小题2:Bob Green has a d_       . Her name is Alice Green. 小题3:That _________(听起来) boring.小题4:Your ____________     (词典) are on the desk.小题5:We have some _________(俱乐部) in our school.小题6:Do you have a great sports _________(collect). 小题7:This is____ (she) pencil case.小题8: My parents like _______(watch) TV very much.小题9:Mary often ________(play) soccer with her friends.