Tsinghua University, ______ in 1911, is home a great number of outstanding figures.
| A．found | B．founding | C．founded | D．to be founded |
The problem had become _____ in his mind, and he could not decide what to do about it.
| A．simplified | B．exaggerated | C．matured | D．isolated |
The problem had become _____ in his mind, and he could not decide what to do about it.
| A．simplified | B．exaggerated | C．matured | D．isolated |
No one helped me . I did it all _____ myself
| A．for | B．by | C．from | D．to |
—Can I speak to Mr. Wang , please ?
— _______
| A．Who are you ? | B．I’m Wang . | C．Speaking | D．Are you john ? |
I have many friends ,______ some are businessmen .
| A．of them | B．from which | C．who of | D．of whom |