The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.
#102778
A
has improved
B
is improving
C
improved
D
has been improving
推荐题目
The latest unemployment figures will _______ next week
#101128
A
declare
B
be declared
C
be announced
D
broadcast
--Monitor? --- I’m not monitor of our class. I __ with the teacher until the monitor is elected.
#103147
A
will just help
B
am just to help
C
am just helping
D
have just helped
—I hear Jane has gone to the Holy Island for her holiday.—Oh, how nice! Do you know when she ____ ?
#104436
A
was leaving
B
had left
C
has left
D
left
—Mary, do you still remember the first time we met?—of course, You Helen’s birthday party with your friends in a restaurant.
#100816
A
attended
B
had attended
C
were attending
D
have attended
The past two years ________ a sharp rise in oil price，which adds to the burden of auto transportation industry.
#99722
A
witnessed
B
has witnessed
C
is witnessing
D
witnesses