The World Health Organization has given some advice on to protect us from being infected(感染） with H7N9.
| A．how | B．what | C．where | D．when |
--- How ____ it is to see you again!
--- Me, too.
| A．happy | B．pleased | C．glad | D．pleasant |
---What do you think of Andy’s singing?
--- No one does .
| A．good | B．well | C．better | D．best |
--- A new book on how to prevent floods and droughts is ____ soon.
--- Really ? I can’t wait to read it.
| A．giving out | B．coming out | C．working out | D．selling out |
---Why does Kate look so ____ ?
---Because her father was hit when he went to work .
| A．happy, by car | B．unhappy, by car | C．happy, by a car | D．unhappy, by a car |
--- ____homework is required for a middle school student every day ?
---About two hours .
| A．How much | B．How many | C．How long | D．How often |