With the ______word “ PM2.5” constantly appearing in _____media reports, people pay greater attention to it and seek health tips for smoggy days.
| A．the; / | B．the; the |
| C．a; the | D．a; / |
It’s enjoyable to walk ______ a sunny morning.
A. atB inC. onD. under
EBay, Amazon and Wal-Mart are popular websites ___ people can sell goods to each other.
| A．where | B．which | C．when | D．whose |
He suddenly saw Sue ___the room. He pushed his way ___ the crowd of people to get to her.
A across, across B. over, through C. over, into D across, through
The food in this restaurant is very good. You can’t find ______ restaurant in this town.
| A．the better | B．a better | C．a best | D．the best |
Our headmaster felt fairly happy today because ten students were praised at the meeting, ____ three were from our school.
| A．for them | B．of whom | C．of  them |
D．of that |