A check B checking C checks

【题目】当你想询问别人多大年龄时，你会说：
A.How many are you?
B.How old are you?

【题目】has, on, leaf, flag, it, the, a (.)

【题目】当你上街买东西，碰见了许久未见的朋友，你会对他说：
A.Good morning.
B.How are you?

【题目】A teddy bear falls ________ and bumps his head.
A.at
B.off
C.of

朋 办 我 友 分 法 们 给

（ ） （ ） （ ）（ ）

A. helped B. to help C. help

A. What heavy B. How heavy C. How tall

【题目】What's __________ name?
A.you
B.your
C.yours