__________ that has caused the trouble and ________ that we should scold(批评).
—_________ I have a look at your new MP3? Certainly. Here you are.
The boy is lying on the ground, _________ at the aeroplane in the sky.
. — What about going to the theatre this evening? — _________ .
. We ______________ last night, but we went to the concert instead.
____________ at college for 3 years, she knows the place very well.