The music sounded， the end of the class．
| A．indicating | B．indicated | C．to indicate | D．indicate |
I’m so busy today that I can’t __________ the house.
| A．help cleaning | B．help cleaned | C．help to clean | D．helped clean |
I met my old friend ____________ on my way home from school.
| A．by chance | B．on accident | C．by sudden | D．on occasion |
___________ she will go or not doesn’t matter much.
| A．When | B．That | C．If | D．Whether |
The reason __________ she gave for not finishing the homework is that she was ill.
| A．why | B．what | C．that | D．for |
Each of the students, working hard at his or her lessons, __________ to go to university.
| A．hope | B．hopes | C．hoping | D．to hope |