22. Eric _________ go camping with us this Sunday, but he isn’t quite sure yet.
| A．may | B．Shall | C．must | D．Can |
“May I take your order now?” “We’d like three black _______ and two green _______.”
| A．coffee, cups of teas | B．coffees, teas |
| C．cups of coffee, tea | D．cup of coffees, teas |
The lion is considered the king of the forest as it is a(n) _____ of courage and power.
| A．example | B．sign |
| C．mark | D．symbol |
Just as a famous Chinese saying goes, a timely heavy snow is a ______ of good harvest next year.
| A．mark | B．track |
| C．sign | D．appearance |
Those black clouds are a sure _____ that it’s going to rain.
| A．thing | B．mark |
| C．sign | D．one |
She raised her finger to her lips as _____ for silence.
| A．an idea | B．a mark |
| C．a sign | D．a word |