DF5型内燃机车的换长为（）t。A.1.7 B.1.6 C.1.9 D.1.8

— We _____ to put off our school sports meet until next month.

— I _____ that. [ ]

A. have decided; didn't expect

B. decided; didn't expect

C. have decided; haven't expected

D. decide; don't expect

用印

某中学文学社举办《红楼梦》读书交流会，主题是“《红楼梦》诗词鉴赏”，请为主持人写一则开场白。要求：①必须使用《红楼梦》中的诗词或与之相关的诗句；②表达得体，富有文采；③不写称呼语、问候语；④60字左右。（5分）                                                                                                                                                                                                                                                                           

You can shop _______ ten o'clock at night in the mall. [ ]

A. at

B. after

C. until

D. in

发展是中 * * 党执政兴国的第一要务。（）