Good friendship should be based ………….. mutual understanding

How much time do you spend…………..homework?

He was accused…………..being disloyal…………..the government.

A selfish person is incapable ………….. true friendship.

I can make myself …………..pretty well in English.

   a. understand     b. to understand    c. understanding    d. understood

I'd rather………….. to Elvis than the Beatles.

   a. listen                        b. to listen             c. listening            d. listened

 …………..to friends is nice but …………..alone is also enjoyable.

   a. Talk / to be     b. To talk / be                 c. Talk / be            d. Talking / being

I was delighted ………….. my old friends again.

   a. to see              b. seeing               c. seen                            d. to be seen

He was never heard …………..'thank you' in his life.

a. say                    b. to say                          c. saying                         d. said

We saw our favorite ballet ………….. at the theater last night.

a. perform             b. performing                 c. performed         d. in performing