The bell __ the end of the period rang, __our heated discussion.
| A．indicating, interrupting | B．indicated, interrupting |
| C．indicating, interrupted | D．indicated, interrupted |
My sister cleans the house from _____ to bottom when she is expecting visitors.
| A．roof | B．ground | C．floor | D．top |
Facing danger, he always _____ calm.
| A．seems | B．remains | C．becomes | D．appears |
When my sister phoned me, I could not hear clearly what she was _____.
| A．speaking | B．talking | C．saying | D．telling |
She _____ me why she wanted to leave today.
| A．explained | B．said | C．told | D．suggested |
Can you _____ to carry that heavy box by yourself?
| A．arrange | B．offer | C．manage | D．prepare |