Present Perfect Tense

Troy has ........ two foreign languages.

• study

• studying

• student

• studied

You have ....... since the last time I saw you.

• grew

• grow

• grown

• is grow

The government ....... become more interested in arts education.

• has

• have

• had

• had been

Japanese has ....... one of the most popular courses at the university since the asian program was established.

• becoming

• becomes

• become

• became

Man has ........ on the moon.

• walk

• walking

• walks

• walked

Their children ........ learned how to read.

• has

• have

• had

• had been

Doctors have ......... many deadly disease

• cure

• cures

• cured

• did cure

Nobody has ever ....... that mountain.

• climbed

• climbing

• is climb

• climb

There .......... many earthquakes in Indonesia.

• have been

• has been

• had been

• is

I ....... seen him at the library.

• hasn't

• haven't

• weren't

• didn't