—People often are friendly to ____ but not too patient with their relatives or friends.—That's really a problem.

1. —People often are friendly to ____ but not too patient with their relatives or friends.

—That's really a problem.

A. classmates B. teachers. C. foreigners. D. strangers.

【考点】

规则变化的可数名词复数;

【答案】

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单选题普通

1. There are some ____ in the box.

A. radioes B. photoes C. potatoes D. tomatos

单选题容易

2. Mr Green asked ___________ off because he didn't feel well.

A. three day B. three days C. three days' D. three-day

单选题容易

3. The computer is one of the most important .

A. inventor B. inventions C. invention

单选题容易