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
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—Car prices have been going down sharply in the last 20 years.—It's not surprising because the law of market ________ the price of a product.
#99495
A
is controlling
B
controls
C
has controlled
D
controlled
---Let’s see if the basketball game has started yet. ---Started? It must be clear who by now.
#103749
A
is winning
B
wins
C
has won
D
would win
Ann me her address but I’m afraid I it.
#104539
A
gave;have lost
B
has given;have lost
C
gives;lost
D
had given;lost
I have no idea what _____ while I was asleep.
#100185
A
has happened
B
could happen
C
had happened
D
happened