1. an

2. a

3. no article required

4. the

1. collective

2. abstract

3. countable

4. uncountable

1. bee

2. hind

3. ewe

4. lass

1. appropriate tag question will be :

2. wasn‘t it

3. didn‘t it

4. did it

5. isn‘t it

1. superstition

2. superistition

3. superstision

4. superistision