It's ________ to rain tomorrow .

1. A.
   sure
2. B.
   certain
3. C.
   surely
4. D.
   certainly

用所给词的适当形式填空

1.My watch doesn't work. It needs to ______ .

2.Who ______  away my pen? I can't find it.

3.Lucy said she ______ the primary school the next month.

4.It's correct ______ strangers come into your house.

5.It's ______to join a charity walk than to play computer games.

请根据句意从方框中选择合适的词，并用其适当形式填空，使句子通顺。

1. John always does his homework ______________ in order not to make any mistakes.

2. It’s ______________ to find any excuse when you do something wrong.

3. The factory makes a new type of cars which produces less air ______________.

4. All the victims were saved and taken to ______________.

5. We all know Mother’s Day is on the ______________ Sunday of May.