请找出下面句子的意思,写上编号。
What name begins with "L"?____
There are about four in a month.A.hours B.days C.weeks
I ____my grandparents yesterday.A. visit B. visits C. visited
I'm ____than you.A. thinner B. thin C. thiner
How big are your____?A.foot B.feet C.foots