Only when he started to explain ________ the reason for this.
A. she realized
B. did she realize
C. had she realized
–What ______ news it was! - Yes, all of us were _____
| A．excited，exciting | B．exciting，exciting |
| C．exciting ，excited | D．excited，excited |
—What your sister ?—She is friendly and kind.
| A．is, like | B．does, like | C．do, look like | D．does, think of |
My parents enjoyphotos. They always go out with their cameras.
| A．take | B．took | C．to take | D．taking |
My brother_____ homework at home yesterday.
| A．does | B．doing | C．do | D．did |
Hehave a picnic in the park this week.
| A．would | B．must |
| C．is going to | D．are going to |