单项选择题

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A.They will prevent more people from riding bicycles.
B.They will stop bicycle accidents.
C.They will warn cyclists of the dangers.
D.They will increase bicycle accidents.
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单项选择题
A.It has improved animal breeding skills all over the world.B.It has helped relieve hunger in some developing countries.C.It has promoted international exchange of fanning technology.D.It has bridged the gap between the rich and the poor in America.
A.It has improved animal breeding skills all over the world.
B.It has helped relieve hunger in some developing countries.
C.It has promoted international exchange of fanning technology.
D.It has bridged the gap between the rich and the poor in America.
单项选择题
A.They should help other families the way they have been helped.B.They should offer all baby animals to their poor neighbor.C.They should submit a report of their needs and goals.D.They should provide food for the local communities.
A.They should help other families the way they have been helped.
B.They should offer all baby animals to their poor neighbor.
C.They should submit a report of their needs and goals.
D.They should provide food for the local communities.
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