In China, car is becoming popular means of transportation．
| A．a; the | B．a; 不填 | C．the; the | D．the; a |
The computer centre, ______ last year, is very popular among the students in this school.
| A．open | B．opening |
| C．having opened | D．Opened |
______ in thought, he almost ran into the car in front of him.
| A．Losing | B．Having lost |
| C．Lost | D．To lose |
—What did your parents think about your decision?
—They always let me do ______ I think I should.
| A．when | B．that | C．how | D．What |
The thought ______ he might fail in the exam worried him.
| A．when | B．which | C．what | D．That |
My home village is no longer the same ______ it used to be.
| A．which | B．as |
| C．where | D．when |