I don’t think he is a good boy; I am _____his empty talk.
| A．grateful for | B．tired of | C．crazy about | D．concerned about |
According to a recent U.S. survey, children spent up to 25 hours a week _____ TV.
| A．to watch | B．to watching | C．watching | D．watch |
There is a new problem involved in the popularity of private cars _____ road conditions need _____.
| A．that, to be improved | B．which, to be improved |
| C．where, improving | D．when, improving |
An army spokesman stressed that all the soldiers had been ordered _____ clear warning before firing any shots.
| A．to issue | B．being issued | C．to have issued | D．to be issued |
The pale face of my friend suggested that he ______ in poor health, and I suggested that he ______ to see a doctor.
| A．is; went | B．was; goes | C．should be; go | D．was; go |
______ is obvious that reading in bed does great harm to your eyes.
| A．This | B．That | C．They | D．It |