One _____ needed when making a cake is flour; another is sugar.
| A．container | B．ingredient | C．content | D．equivalent |
—May I open the window to let in some fresh air?
—
| A．Come on! | B．Take care! | C．Hold on! | D．Go ahead! |
--- Do you mind my opening the window? It’s a bit hot.
---- ________, as a matter of fact.
| A．Go ahead | B．Yes, my pleasure | C．Yes, I do | D．Come on |
I knew we would be friends ____ I met you on campus.
| A．the first time | B．at the first time |
| C．for the first time | D．by the first time |
Which do you enjoy ____ your spare time, surfing the Internet or building up your strength?
| A．to spend | B．spend | C．spending | D．to spending |
The financial crisis is attacking the USA, and it is true ___ many other countries.
| A．to | B．against | C．of | D．by |