根据句意及首字母提示补全单词

问题描述:

根据句意及首字母提示补全单词

A_____  of viditors come to Beijing to go sight seeing.

There  are many houses with a big y_____.

I'm a_____  he can't go to your birthday party.

A__lot___ of viditors come to Beijing to go sight seeing.
There are many houses with a big yard_____.
I'm afraid_____ he can't go to your birthday party.