Fill in the blanks.
1. Few countries …………….. survive without trade.
Correct!
Wrong!
Use can to talk about theoretical possibility.
2. As a grown-up, you ………………….. fend for yourself from now on.
Correct!
Wrong!
Must shows strong obligation or necessity.
3. Modern stoves ………………………. be used with greater facility than the old-fashioned wood burners.
Correct!
Wrong!
Can shows theoretical possibility.
4. Extreme cold …………………. cause the engine to fail.
Correct!
Wrong!
Use will to predict future.
5. She ……………………. go to any extreme to get her way.
Correct!
Wrong!
Use will to talk about certainty.
6. The new chemical ……………………. exterminate the cockroaches.
Correct!
Wrong!
7. Trekking was an absurdity his frail health ………………………… afford.
Correct!
Wrong!
When the main clause is in the past tense, use would/could/might etc in the subordinate clause.
8. I …………………… like to help, but I am without cash at the moment.
Correct!
Wrong!
9. In the future, you …………………….. get his permission first.
Correct!
Wrong!
Use had better to give strong advice.
10. We chatted for hours about how we ………………………… spend the holidays.
Correct!
Wrong!
When the main verb is in the past tense, use would, could, might etc. in the subordinate clause.
11. General elections ………………………. be held next month.
Correct!
Wrong!
12. ……………………. you estimate the distance to the top of that hill?
Correct!
Wrong!
Use can to talk about ability.
Answers
- Few countries can survive without trade.
- As a grown-up, you must fend for yourself from now on.
- Modern stoves can be used with greater facility than the old-fashioned wood burners.
- Extreme cold will cause the engine to fail.
- She will go to any extreme to get her way.
- The new chemical will exterminate the cockroaches.
- Trekking was an absurdity his frail health could not afford.
- I would like to help, but I am without cash at the moment.
- In the future, you had better get his permission first.
- We chatted for hours about how we would spend the holidays.
- General elections will be held next month.
- Can you estimate the distance to the top of that hill?
