—You may find the key to the math problem on page 107．
—Ah, it's so simple． I wonder why I _ of that．
| A．hadn't thought | B．haven't thought |
| C．didn't think | D．wasn't thinking |
The school _______ he once studied in is famous.
| A．where | B．in which | C．in that | D．that |
—Really ? Who will give ____lecture ? What is it about ?
—Professor Chen , ____president of Beijing University . About pollution .
| A．the ;a | B．the;/ | C．a ; the | D．a ;/ |
Children are likely to get _____ if no one cares about their upbringing.
| A．out of hand | B．out of order | C．out of place | D．out of work |
– Can those ____ at the back of the classroom hear me?
| A．seat | B．sit | C．seated | D．sat |
—I’ve read another book this week.
—Well, maybe __ is not how much you read but what you read that is important.
| A．this | B．that | C．there | D．it |