（）—Youthree?—Yes.A.isB.areC.am-优题课

（）—You________ three?
—Yes.
A. is B. are C. am

科目英语题型选择题难度容易

—What are they doing?
—They are________a sandcastle.
A．paint B．painting C．paints

Summer is________season.
A．hot B．hottest C．the hottest

Birds are singing________the sky.
A．in B．on C．at

The weather is________.
A．snow B．snowy C．snows

—Is Lisa reading books?
—Yes，________.
A．she isB．she'sC．She is