The students are looking forward to having an opportunity ________ society for real-life experience.
| A．explore | B．to explore | C．exploring | D．explored |
When the teacher came in, the students pretended_______ the text.
| A．to read | B．to be reading |
| C．reading | D．having read |
The student______ in the games on the MP4 during class did not notice his teacher behind him.
| A．absorbing | B．to absorb |
| C．be absorbed | D．absorbed |
Nobody will be________ about what he eats in time of great hunger.
| A．special | B．particular |
| C．unusual | D．especial |
I really appreciate your________ to help me with my maths, but I’m afraid that I have no time this week.
| A．offered | B．to offer |
| C．offering | D．offer |
What will the world use for power when it________ oil?
| A．run out of | B．is running out of |
| C．has run out of | D．ran out of |