题目内容
About 85％of the Australian population of 20million in the six major cities around the coast nowadays
| A．has lived | B．live | C．1ivcd | D．1iving |
B
解析试题分析：根据时间状语nowadays，可判断出是表示现在的情况或状态，故用一般现在时，所以选B。
考点：时态的考查
点评：通过时间状语，上下句意思和具体语境来确定时态。
Listening to loud music at rock concerts caused hearing loss in some teenagers.
| A．is | B．are | C．has | D．have |
— Is Paul playing both soccer and tennis for the school?
— He ______. But now he has given up playing tennis.
| A．is | B．has | C．was | D．had |
—Look, where are you going!
—Sorry, I _______.
| A．wasn’t noticing | B．didn’t notice |
| C．haven’t noticed | D．am not noticing |
____ the 1990s, the number of antelopes had fallen to about 50,000.
| A．During | B．Since | C．By | D．Over |
According to the factory safety rules, all accidents _____ be reported to the safety officer.
| A．may | B．can |
| C．would | D．shall |
I really don't know how to thank you, but for your help, I ________ my lost necklace.
| A．couldn't have found | B．mustn't have found |
| C．couldn't find | D．wouldn't find |
—Happy birthday!
—Thank you！It’s the best present I________for.(2012·江苏，35)
| A．should have wished |
| B．must have wished |
| C．may have wished |
| D．could have wished |