单项选择题

Agriculture is the country’s chief source of wealth, wheat（）by far the biggest cereal crop.

A．is
B．been
C．be
D．being

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热门试题

单项选择题

The man preparing the documents is the firm’s lawyer has all the following possible meaning EXCEPT（）.

A．the man who has prepared the documents
B．the man who has been preparing the documents
C．the man who is preparing the documents
D．the man who will prepare the documents

单项选择题

There are only ten apples left in the baskets, （）the spoilt ones.

A．not counting
B．not to count
C．don’t count
D．having not counted