【題目】The letter he had been looking forward to________at last this morning.

【題目】 They are studying the of Jazz in America.

【題目】—Sir, you are fined for speeding. Please sign here.

【題目】I send you my revised catalogue and price list, ______ you may find something that suits you．

【題目】_________toanAustralianhome,youwillprobablyeatoutside.

【題目】This factory produced much dirty water, which resulted in a wide______of environmental problems．

【題目】People who do not smoke have less ______of suffering from lung cancer than those who do so．

【題目】It turned __________ that the correct answer was zero.

【題目】An increasing number of people ________ the importance to physical exercise.

【題目】It is often said that ______teachers have ______very simple life.