They usually have the medicine_______ before putting into the market all over the country.
| A．testing out | B．to be tested out | C．being tested out | D．tested out |
David has won the first prize in singing; he is still very excited now and feels________ desire to go to bed.
| A．the most | B．more | C．worse | D．the least |
________ in the mountains for a week, the two students were finally saved by the local police
| A．Having lost | B．Lost | C．Being lost | D．Losing |
---- Is Bob still performing?
---- I'm afraid not. He is said________ the stage already as he has become an official.
| A．to have left | B．to leave | C．to have been left | D．to be left |
---- How about putting some pictures into the report?
----________A picture is worth a thousand words.
| A．No way. | B．Why not? | C．All right? | D．No matter. |
Everybody in the village likes Jack because he is good at telling and _________ jokes.
| A．turning up | B．putting up | C．making up | D．showing up |