初中英语比较介词选词填空

词语运用（每题1分，共5分）

I am going to study medicine at a                  .
We make resolutions at the               of the year.
We can use less water and               more trees.
It is             to swim here.
His mother is            him.

选择括号内恰当的单词或词组填入空白处，使句意完整、正确。
Mr Brown,                （this / that）is my mom.
They                （has / have）round faces.
              （Who’s / Whose）bananas are these?
              （Sorry / Excuse me）, I don’t know her.
A man has two                （foots / feet）.