The discovery of how bronze is made was probably accidental, but it
to be an important event.
| A．turned over | B．turned about | C．turned out | D．turned off |
While through the old photos, I thought of many happy days.
| A．looked | B．look |
| C．looking | D．to look |
The teacher advised Tom to what he saw and what he thought during his trip.
| A．add up | B．hide away |
| C．go through | D．set down |
— My watch doesn’t work; I’ll get it .
— Why not buy a new one. It’s too old.
| A．to repair | B．repairing |
| C．repair | D．repaired |
Mrs. Chen devotes herself to teaching. We love and respect her very much.
| A．nearly | B．entirely |
| C．certainly | D．exactly |
It was the first time in my life that I the Great Wall. You can’t imagine how excited I felt!
| A．had visited | B．visited |
| C．visit | D．have visited |