It was very important for us ________ happy every day.
| A．to stay | B．stay | C．stayed | D．staying |
--- Sorry, I made a mistake again.
--- __________. As long as you practise more, you will succeed one day.
| A．Never mind | B．Certainly not |
| C．Out of the question | D．Don’t mention it |
Don’t use words ,expressions or phrases __________ only to people with
specific knowledge.
| A．being known | B．to be known | C．known | D．having been known |
From mom’s love, patience and understanding, I have learned what a huge responsibility __________ is to raise a child.
| A．one | B．that | C．this | D．it |
The teacher paused on purpose __________ the sudents to stop talking.
| A．reminded | B．reminds | C．to remind | D．having reminded |
--- How are you getting on with your work ?
---Oh, well. Things are going so well as __________.
| A．plans | B．planning | C．planned | D．to plan |