当你想告诉妈妈它是我的T恤衫时, 应该说 .A.It’s my T-shirt.B.They are my T-shirts.C.The T-shirt is clean.
Alice and Kitty _____good friends.
—Who is he? —_________.
—Are ____Mary?—No,Im Kitty.
—Is it a desk? —____________.
—_______________ is it? —It’s a rubber.