In the past half-century, average incomes _______ quickly in developed countries, yet happiness levels have remained almost the same.

 In the past half-century, average incomes _______ quickly in developed countries, yet happiness levels have remained almost the same.

#102364

have risen

had risen

rose

rise

推荐题目

.Its tiny eyes_____the cabbage,_____the creature’s interest in the vegetable.

#103497

are fixed on,show

are fixed upon,showing

fix on,showing

fix upon,showing

When I arrived at the station, I found the train _________ for passengers.

#103476

waited

had been waiting

would wait

wait

The computers made by our company sell best, but several years ago no one could have imagined the role in the markets that they _________.

#104113

were playing

were to play

had played

played

With the development of modern society, E-mail as well as telephones         an important part in daily communication.

#101452

have played

is playing

are playing

played

Since mid July, many areas in Shaanxi       continuous heavy rain, leading to frequent natural disasters.

#102910

saw

had seen

has seen

have seen

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