—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 |
She has _____she remembers all the names of the students she has taught.
| A．so good memory that | B．such a good memory that |
| C．such good memory that | D．good memory |
It is_____ all of us can do it.
| A．so easy exercise that | B．such easy an exercise |
| C．such easy exercise | D．so easy an exercise that |
The house cost_____ we didn’t buy it.
| A．so much money that | B．so many money that |
| C．such much money that | D．such many money that |
The book is_____ it gives a wrong idea of the facts.
| A．so writing that | B．such written that |
| C．such writing that | D．so written that |
The foreigner spoke_____ his interpreter could hardly catch his words.
| A．such fast that | B．so fast |
| C．so fast that | D．so fastly that |