小题1:Listen! The radio says something bad________(happen) last night.

小题2:He spent as much time as he could_______(study) different subjects.

小题3:The teacher told us that light ___________ (travel ) much faster than sound.

小题4:I won’t be able to take part in the party if I ________(not be) free.

小题5:There ____________(not be) a lot of changes in the next 24 hours, are there?

小题6:They are good friends They often sit on the playground,________(talk) about their future plans.

小题7:Luckily, he ____________( catch) the first bus and wasn’t late for school.    

小题8:The elderly like to keep pets _____ (make) their life better.        

小题9:Dad said to Mike,"I hope you_________(not forget) to write to me soon.”

小题10:The plane ______ ( arrive). You can see your mother at once.

高桩拉线由高桩正副拉线组成，正拉线距地面不得小于（）米。凡立在松土处的水泥杆和个别埋深没有达到规定的水泥杆均应装设（），防止电杆倾倒和下沉。