Our classroom is on the floor.
A. third B. three C. the first
Everything________green in spring.
A．am B．is C．are
选出错误的一项，并在横线上改正过来。(15分)
汉译英。(20分)
（1）夏天是第二个季节。
________is the________season.
（2）她正在弹钢琴吗？不，她不是。
________she________the piano?
________， she________.
（3）托尼正在踢足球。
Tony________ ________football.
（4）在夏天天气是热的。
It's________in________.
—What are they doing?
—They are________a sandcastle.
A．paint B．painting C．paints
Summer is________season.
A．hot B．hottest C．the hottest