单项选择题

A．Because they did not eat other animals.
B．Because they were useful for protection.
C．Because they were good hunters.
D．Because they always obeyed their masters.
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单项选择题
A．It was an improvement.B．It was disappointing.C．It was unfair.D．It was satisfying.
A．It was an improvement.
B．It was disappointing.
C．It was unfair.
D．It was satisfying.
单项选择题
A．T-shirts are suitable for home wear.B．T-shirts are smart and comfortable.C．T-shirts go well with trousers.D．T-shirts feel soft and wash well.
A．T-shirts are suitable for home wear.
B．T-shirts are smart and comfortable.
C．T-shirts go well with trousers.
D．T-shirts feel soft and wash well.
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