Celebrating Valentine’s Day came into __________ fashion many years ago in China, and flower shops can sell dozens of roses __________.
| A．a; at a time | B．/; at a time |
| C．/; at one time | D．the; at times |
I wonder if this is the computer you want______ .
| A．to have repaired | B．to have it repaired | C．it to be repaired | D．to repair it |
The teacher insisted that I______ a mistake and insisted that I______ the physics problem again.
| A．make; did | B．made; did | C．make; do | D．made; do |
---Can we sit at the table near the window?
---I’m sorry, but it______ already.
| A．was taken | B．has taken | C．has been taken | D．has been taking |
Mr Black decided to give up his farm and devote all his time to______ those children living on the streets.
| A．help | B．helping | C．be helping | D．being helped |
My father went to work by car______ today, but he arrived at the company later______ .
| A．than usual; than usual | B．as usual; as usual |
| C．as usual;than usual | D．than usual;as usual |