In the past half-century, average incomes _______ quickly in developed countries, yet happiness levels have remained almost the same.
#102364
A
have risen
B
had risen
C
rose
D
rise
推荐题目
Hurry! The train _______. You know it _____at 8:30am. .
#101032
A
leaves; leaves
B
is leaving; leaves
C
leaves; leaving
D
is leaving; is leaving
The country life he was used to ____ greatly in the past decade. 
#101394
A
change
B
has changed
C
changing
D
have changed
Although all of the apples _____, none of them _____ good.
#102362
A
have tasted; are tasted
B
have been tasted; are tasted
C
have tasted; taste
D
have been tasted; taste