present perfect

Which sentence is correct?

• I have saw this movie before.

• I have seen this movie before.

• I seen this movie before.

• I am seeing this movie before.

What is the difference between these sentences?

a) I have worked all day.
b) I have been working all day.

• No difference.

• Sentence (a) focuses on the result; (b) focuses on the duration.

• Sentence (a) is incorrect.

• Sentence (b) is about the future.

She ______ (write) five emails this morning.

They ______ (study) for three hours, and they’re still not finished.

We ______ (already/finish) our homework.

Which sentence uses the present perfect continuous?

• I’ve been cleaning the house all afternoon.

• I cleaned the house all afternoon.

• I’ve cleaned the house all afternoon.

• I clean the house all afternoon.

Choose the correct form: He ______ (wait) here for over an hour.

• has been waiting

• has waited

• is waiting

• waited

Why ______ (you/cry)? Your eyes are red.

• are you crying

• have you cried

• have you been crying

• did you cry

I ______ (never/see) snow before.

• never saw

• have never seen

• never see

• had never seen

He ______ (paint) his room recently.

• has painted

• has been painting

• painted

• paints