单项选择题

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A.Higher productivity and a higher average income.
B.Higher productivity but a lower average income.
C.Lower productivity but a’ higher average income.
D.Lower productivity and a lower average income.
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单项选择题
A.Packaging is an easy thing.B.A package is very cheap.C.A package can sometimes motivate the customer to buy a product.D.Customers like beautiful packages more than the products,
A.Packaging is an easy thing.
B.A package is very cheap.
C.A package can sometimes motivate the customer to buy a product.
D.Customers like beautiful packages more than the products,
单项选择题
A.Helen was telling a lie.B.Helen has already come back from London.C.Helen wasn’t in London that day.D.The woman wasn’t being sincere.
A.Helen was telling a lie.
B.Helen has already come back from London.
C.Helen wasn’t in London that day.
D.The woman wasn’t being sincere.
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