单项选择题

A．New varieties of com have been developed.
B．The crops need less fertilizer.
C．Farmers can now monitor crop growth.
D．Crop yields are much greater.
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单项选择题
A．Her apartment is too far from the campus. B．Her apartment needs a lot of repair work. C．She’s having trouble with the owner of the apartment. D．Her roommate won’t share expenses.
A．Her apartment is too far from the campus.
B．Her apartment needs a lot of repair work.
C．She’s having trouble with the owner of the apartment.
D．Her roommate won’t share expenses.
单项选择题
A．Wash fewer clothes at a time. B．Use a different washing machine. C．Try to repair the washing machine first. D．Wash his clothes by hand.
A．Wash fewer clothes at a time.
B．Use a different washing machine.
C．Try to repair the washing machine first.
D．Wash his clothes by hand.
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