—I counted sheep, I drank milk and I tried everything, but nothing helped.
—It seems you _____ too much recently. Try some sleeping pills.
| A．worked | B．will be working |
| C．had worked | D．have been working |
Scientists are convinced--- the positive effect of laughter___ physical and mental health．
| A．of；at | B．by；in | C．of；on | D．on：at |
---I think he is taking all active Dan in social work． ---I agree with you ________ ．
| A．in a way | B．On the way | C．by the way | D．in the way |
The news of the mayor’s coming to our school for a visit was ____ on the radio yesterday．
| A．turned out | B．found out | C．given out | D．carried out |
The practice of hanging clothes across the street is a common_____ in many parts of the city．
| A．look | B．sign | C．sight | D．appearance |
．The weather was______ cold that I didn’t like to leave my room．
| A．really | B．such | C．too | D．so |