小题1:Tom was d ______ to learn that he had passed the important lest．

小题2:Whether we will go for an outing or not tomorrow d ______ on the weather．

小题3:Mike tried again and again and e _____ he made it．

小题4:Have you ever heard of the n ______ who wrote the great novel David Copperfield?

小题5:Because of the f______,roads and houses were washed away and people became homeless．

小题6:Anyone who has done something ______ （非法的） will be punished．

小题7:All the representatives ______ （交换） their opinions before the conclusion was reached．

小题8:It is reported that a lot of presidents will be present at the opening ______ （仪式）．

小题9:It is necessary to learn to ______ （预测） what the passage is all about．

小题10:Please lake good care of the ______ （设备） when you are doing experiments in the lab．

下列计算正确的是[ ]

A．（ ab²）²=ab⁴

B．（3xy）³= 9x³y³

C．（-2a²）²=-4a⁴

D．（-3a²bc²）²= 9a⁴b^2_C4