While listening carefully, the students＿＿＿ what their teacher said.
| A．set down | B．turned down |
| C．got down | D．calmed down |
Reportedly, yesterday a group of American soldiers were walking along the road in Iraq when a bomb was _______, three of whom were killed．
| A．set off | B．set out | C．set up | D．set about |
Seeing her father come back, ______________.
| A．tears ran down her cheeks | B．Her tears ran out |
| C．she burst into tears | D．She burst into crying |
I feel it is you who ________ for the accident.
| A．is to blame | B．is to be blamed | C．are to blame | D．are to be blamed |
I can’t remember ________ made the teacher give Mary the permission to leave the class earlier.
| A．that it was what | B．what it was that | C．what was it that | D．that was it what |
In no time ________ smoke coming out of the house.
| A．did we see | B．we saw | C．are we seeing | D．we see |