1. How come?" is a more informal way of saying . . . . . a. what?
b. why?
c. which?

2. "I wasn't listening. did she say?
a. how
b. what
c. why

3.Choose the correct question word: "I can't find my glasses. are they?
a. what
b. how
c. why

4.Which question word is used for asking about time? *
a. where
b. when
c. how

5. Which sentence is correct? *
a. I should call him?
b. Should I call him?
c. Which sentence is correct?
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