---Is_______ necessary to learn another language? --- I think so.

---Is_______ necessary to learn another language?      --- I think so.

#55852

this

that

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 --How much ________the red socks? --________6 dollars.

#55799

is; It’s

are; They’re

is; They’re

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I found ____ hard to get out of bed on cold winter mornings.

#55771

that

this

it is

Various ways have been provided for us to solve the problem. We can choose _____to start with.

#55739

that

each

one

I find      hard to learn English well.

#55769

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that

they

We find ______ fast and comfortable to travel by plane.

#55788

that

This

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