Fill in the blanks with an appropriate conjunction or transitive adverb.
1We must hurry up, ............... we will be late for the party.
Wrong!
Use "or" to introduce the negative result if we do not hurry.
2I must reach home before 8 o’clock, ............... my mother will get angry.
Wrong!
Use "or" to show what will happen if the first action is not done.
3You must work hard, ............... you will fail.
Wrong!
Use "or" after advice or an order to mean "if not".
4She ought to put the meat in the oven now, ............... dinner will not be ready when the guests arrive.
Wrong!
Use "or else" to emphasize the bad result if she does not act now.
5Walk carefully, ............... you will fall.
Wrong!
Use "or else" to warn about what will happen if the instruction is not followed.
6Leave at once, ............... I will call the police.
Wrong!
Use "or else" to give a strong warning or threat after an order.
7Consult a doctor immediately, ............... your health will get worse.
Wrong!
Use "or else" to warn about the bad result of not seeing a doctor.
8We must water the plants; ..............., they will die.
Wrong!
Use "otherwise" after a semicolon to mean "if not".
9Put the milk in the fridge; ..............., it will turn sour.
Wrong!
Use "otherwise" after a semicolon to show the result if the milk is not put in the fridge.
10He should start exercising; ..............., he will get fat.
Wrong!
Use "otherwise" after a semicolon to show what may happen if he does not start exercising.
Done.
Score: 0/10
Answers
- We must hurry up, or we will be late for the party.
- I must reach home before 8 o’clock, or my mother will get angry.
- You must work hard, or you will fail.
- She ought to put the meat in the oven now, or else dinner will not be ready when the guests arrive.
- Walk carefully, or else you will fall.
- Leave at once, or else I will call the police.
- Consult a doctor immediately, or else your health will get worse.
- We must water the plants; otherwise, they will die.
- Put the milk in the fridge; otherwise, it will turn sour.
- He should start exercising; otherwise, he will get fat.

