—Could you tell me ______?
—Usually one hour and a half.
| A．how long it takes to fly to Shanghai |
| B．how long it took to fly to Shanghai |
| C．how long does it take to fly to Shanghai |
| D．how long did it take to fly to Shanghai |
What happened _______ your little sister _______ April Fool’s Day?
| A．on, in | B．at, on |
| C．by, at | D．to, on |
— Why are you angry with Michael?
— Because I waited for him for two hours last night, but he didn’t _______ at last.
| A．show up | B．hand up |
| C．come up | D．stay up |
I______900 English words by the time I was ten.
| A．learned | B．was learning |
| C．had learned | D．have learned |
I find ________ difficult to remember everything, though I’m still young.
| A．that | B．this | C．it | D．/ |
---When is Jay’s concert? ---It’s______three o’clock______the afternoon of July 18th.
| A．at;in | B．at;on |
| C．on;in | D．in;on |