单项选择题If you have a () diet, you are getting all the vitamins you need.
单项选择题They bought Grandma a gift () she liked it very much.
单项选择题He () to school by bike everyday.go
单项选择题Bill put his hands behind his back, () nobody could see his hands.
单项选择题() we see you again next year?
单项选择题Of course, the best way to learn English varies () person to person.
单项选择题Equipment should be tested and maintained for proper operation on a regular().
单项选择题() it is true remains a question.
单项选择题Your attitude, not your aptitude, will () your altitude.
单项选择题What is the perimeter of a rectangle whose length is three times its width and whose area is 12 square centimeters?