1.If something ________ the computer,please let us konw.

1.If something ________ the computer,please let us konw.
A.happens B.happen to C.happens to D.happens wit
2.The thieves had already gone before the policemen _______.
A.had arrived B.would arrive C.have arrived D.arrived
3.Please ________the radio a little.I can't hear it clearly.
A.turn on B.turn off C.turn up D.turn down
4.We____ five English songs by the end of last term.
A.learned B.have learned C.had learened D.will have learned
5.They ________ where to build the new hospital before the work began.
A,have been decide B.had decided C.had been decide D.will be decided
按要求改写句子
It is (one thousand kilometres away) from Beijing to Nanjing,(就括号部分提问)
_______________________________________________
They met her (when they were walking on the street).(针对括号部分提问)
_________________________________________
They had (had a crash).(用happen to针对括号部分提问)
___________________
翻译句子
1.我要告诉你一个有趣的故事.（interesting）
_______________________
2.当我在客厅看书时,一个小偷爬进了我的卧室.
________________________
3.学生们尽快离开了教室.（as...as possible）
____________________
4.放学后,他去了超市.（after）
_________________
5.搬进来之前我们就粉刷过这个房子.（before）
____________________________