Someone called me up in the middle of the night, but they hung up _____ I could answer the phone.
| A．before | B．as | C．since | D．until |
Students should be encouraged to use _____ Internet as _________ resource.
| A．不填; a | B．不填; the | C．the; the | D．the; a |
It’s not _________ good idea to drive for four hours without _________ break.
| A．a; a | B．the; a | C．the; the | D．a; the |
My neighbor asked me to go for _________ walk, but I don’t think I’ve got _________ energy.
| A．a; 不填 | B．the; the | C．不填; the | D．a; the |
George couldn’t remember when he first met Mr. Anderson, but he was sure it was __________ Sunday because everybody was at __________ church.
| A．不填; the | B．the; 不填 | C．a; 不填 | D．不填; a |
I like __________ color of your skirt. It is __________ good match for your blouse.
| A．a; the | B．a; a | C．the; a | D．the; the |