Cars play an important role in modern life, but they ______ also cause many problems like air pollution.
| A．should | B．can | C．must | D．will |
Betty shows great interest in this poem now, but she thought it boringshe read it.
| A．at the first time | B．the first time |
| C．for the first time | D．at first |
．—How did you like Nick’s performance last night?
—To be honest, his singing didn’tme much.
| A．appeal to | B．attach to |
| C．refer to | D．occur to |
The city of Nanchong has grown so fast that it’s at leastwhat it used to be.
| A．five times the size of | B．five times the size as large as |
| C．five times larger | D．five times size as |
—Putting on a happy face not only helps us make friends but also makes us feel better.
—.
| A．I’m with you on that | B．I’d love to |
| C．It’s up to you | D．It’s my pleasure |
—Are you going to the concert?
—I’m not sure. I stay inside and watch it live on TV instead.
| A．can | B．might |
| C．should | D．must |