______ they grow they make sure that what is left in the ground after harvesting______ a natural fertilizer for the next year’s crop.
| A．Whatever; become | B．Whichever; become | C．Whatever; becomes | D．Whichever; becomes |
相关试题
--- Learning a language is not easy. It takes time.
--- I can’t agree more. __________. There is no short cut.
| A． Make hay while the sun shines | B．All roads lead to Rome |
| C． Rome wasn’t built in a day | D．Practice makes perfect |
John as well as the other children who ______ no parents ______ good care of in the village.
| A．has; is being taken | B．has; are being taken |
| C．have; is being taken | D．have; are being taken |
The World Wid
e Web is sometimes jokingly called the World Wide Wait because it ______
be very slow.
| A．should | B．must | C．would | D．can |
—Mum, where is my toy train? You promised.
—_____, my but you know mum is pretty busy today. Tomorrow, OK?
| A．So it is | B．So is it | C．So did I | D．So I did |
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