. If it _____ sunny, we _______ a picnic. But it is raining now.
| A．had been, could have had | B．were, could have |
| C．had been, had | D．is, could have |
---- Putting on a happy face not only helps us make friends but also makes us feel better.
---- _______.
| A．I couldn’t agree with you more. | B．I’d love to |
| C．That’s all right | D．It’s my pleasure. |
The Human Development Report shows that we are making progress in many different aspects but ______we need to make great efforts.
| A．which | B．that | C．what | D．/ |
Coal was formed out of dead forests through a long _____ of chemical changes.
| A．stage | B．access | C．order | D．process |
The reason _____ the president of Czech is widely discussed recently is _______ he was seen “to steal” a pen at a press conference in Chile.
| A．why, because | B．that, that | C．why, that | D．why, why |
The expert warns the Internet users not to ______ their personal information to strangers.
| A．put out | B．carry out | C．take out | D．give out |