问题

How often does your sister use the Internet? —About _________.

A:three time
B:three times
C:three time every day
D:three times a day

正确答案是：

标签： how , often , three

同类题型

Nobody knows ______ yesterday.

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Some old things will be _______ in the Science Museum .[ ]

Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.

Must I pay for the bill now, boss?—No, you __________ pay for it after the meal.