________ I met her, she was working only in a small factory.
| A．The first time | B．For the first time | C．At the first time | D．At first |
I think you need some outdoor exercise. Plenty of fresh air will______ good health.
| A．contribute to | B．devote to | C．apply to | D．adjust to |
.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 |