I don’t know _______________.
| A．how did jack think up the plan. |
| B．Jack how thought up the plan. |
| C．Jack how to think up the plan. |
| D．how Jack thought up the plan. |
--What’s this ?
--It’s ______ book. It’s ______ English book.
| A．a, an | B．an, a |
| C．/, an | D．a, / |
下列各组单词中，画线部分发音不同于其它三个的单词是______。
| A．ball | B．sofa |
| C．four | D．Morning |
含有相同音素的一组字母是______。
| A．H, G, K | B．Q, U, O |
| C．N, S, X | D．J, I, Y |
— Are you willing to live on Mars（火星） one day?
— ______________ It sounds exciting, but it still worries me.
| A．Of course I am. | B．I’m not sure. |
| C．Why not? | D．Are you joking? |
Shanghai is bigger than ________ in Japan.
| A．any other city | B．any city |
| C．all the other cities | D．all the city |