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單項(xiàng)選擇題

（）heavy commitments，we cannot accept any fresh orders.

a.Due
b.Owing to
c.Because
d.Inaddition to

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單項(xiàng)選擇題

We are not in a position to make any offer as the goods are（）.

A.without stock
B.out of stock
C.no stock
D.not in stock

單項(xiàng)選擇題

The two firms agreed to（）a joint venture in China.

A.embark on
B.intend
C.engage
D.enter into

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