观察下列每组单词,判断它们各有几种读音, 并将编号填入格内。
(1)sport born worker word(2)bread sweater great easy (3)answered watched cleaned visited(4)watches lives classes knives
Wow!It’s long. A.so B. no C. to
What this? A.am B. is C. are
I see elephants the zoo. A.on B. to C. in
— this? —It’s a dog. A.What B. What’s C. How’s
选出不同类的一项。 A.taxi B.bus C.zoo