—Peter,where did you guys go for the summer vacation?
—We___busy with our work for months,so we went to the beach to relax ourselves
| A．were |
| B．have been |
| C．had been |
| D．will be |
.It’s her first time that she ________by the school to participate in the contest.
| A．was chosen | B．has chosen | C．chose | D．has been chosen |
. Alice is a character in the novel________the movie is adapted by Tim Burton.
| A．in which | B．from which | C．for which | D．by which |
The government doesn’t know how to deal with the dangerous situation________all the public are aware of at present.
| A．where | B．which | C．when | D．who |
Don't bother Tom, he is________with the experiment on water molecules in the lab.
| A．focused | B．fixed | C．occupied | D．concentrated |
It’s_________ comfort to know that so many people are donating money and food to the people in________need.
| A．/, the | B．a, the | C．a, / | D．/, a |