EF3/4 Singular and plural subjects

1. few - plural
a few

A few of the books are on sale.

couple - two
A couple of dogs are running in the park. 2

We have a few days to finish the work. 3-4 days
We have few days to finish the work. 3-4 days, not enough

a little
I have a little money in my pocket. some, not much

little
I have little money on me. some, not enough

We have a little bit of time to have a coffee.
We have little time to have a coffee. not enough

I have a bit of time to kill. 
I have little time to waste. rushed, busy
I have a little time to waste. relaxed, not so busy

2. many

3. either - singular
Either of these two stores sells shoes.
Neither of these stores sells stamps.

either, neither

4. Another - singular
another - one other

5. both - plural, 2

13. Each of the lines It is/are crowded.

Both of the lines They is/are crowded.