25、Without the contributions of Qian Xuesen, the father of Chinese missile, the achievements in space technology       unthinkable in China．

A．would be                                            B．would have been

C．might be                                         D．should have been

24、—Hey, did you enjoy the vacation in London?

—No．Our vacation was totally ruined; not only was the food terrible but the weather was awful        .

A．in the meanwhile                                   B．as well

C．as a matter of fact                                            D．in addition

23、Henry proved himself a true gentleman and beauty of his       was seen at its best when he worked with others．

A．temper          B．behaviour           C．character           D．talent

22、When       about one of the biggest problems today, many experts say that an energy crisis is approaching and is thus threatening mankind's survival．

A．asked          B．being asked          C．having asked         D．asking

21、—How long do you suppose it is        he arrived here?

—A week or so．

A．when         B．before          C．after          D．since

20、We     writing a letter of complaint to the manager himself．But we'd like to hear your opinion first．

A．have been thinking of                            B．had thought of

C．were thinking of                             D．thought of

19、On receiving the admission letter from Harvard University,        that he stood for quite a while speechless．

A．Bruce was too excited                          B．so excited was Bruce

C．so excited Bruce was                         D．too excited was Bruce

17、A trip to the forest park is a wonderful       of my happy childhood, when I had no end of fun with my playmates.

A．adventure         B．celebration         C．reminder           D．attraction

16、Having worked as a doctor for so many years, Mr. White has         rich experience in battling with various diseases.

A．accumulated           B．reserved           C．increased         D．developed