【题目】当你想问对方的职业是什么时，你应说:______ ( )

【题目】选出每组单词中不同类的一项。

【题目】We must keep our classroom ________ every day.

【题目】Liu Tao waits______ the bus at the bus stop. ( )

【题目】Our teachers are kind ______ us. We are very happy at school.

【题目】—Where are Mike and Liu Tao? ( )

【题目】Then we ________ to the UK, and visited the famous Big Ben in London. ( )

【题目】A metro______. ( )

【题目】There aren’t oranges on the table. ( )

【题目】I ______ have one brother and how about you?