( ) I will really hard. A. work B. works C. working
你想买四块饼干,应该说:A. Four biscuits, please.B.Count the biscuits, please.
如果你想知道这是不是办公室,你可以说:A. This is the office.B. Is this the office?
你想知道这是什么,你应该问:A. What is that ?B. What is this?
你想知道树上有多少只小鸟,你可以说:A. How many birds ?B. They’re birds.
What ____ is it? It’s a triangle.A. color B. shape C. shapes