Cars do cause us some health problems—in fact far more serious _________ than mobile phones do.
| A．one | B．ones | C．it | D．those |
All kinds of promotion activities were launched,for the May Holiday Market.
| A．intended | B．intending | C．being intended | D．do intend |
It’s an either-or situation—we can buy a new car this year or we can go on holiday but we can’t do .
| A．others | B．either | C．another | D．both |
I’ll go to the library as soon as I finish what I .
| A．was doing | B．am doing | C．have done | D．had been doing |
Sarah looked at finished painting with satisfaction.
| A．不填；a | B．a; the | C．the;不填 | D．the;a |
Tom asked the candy makers if they could make the chocolate easier into small pieces.
| A．break | B．breaking | C．broken | D．to break |