She (a)   (not/ see) much of Vietnam, so she wants to see more this year.

We (a)   (do) the washing by 8 o’clock. It’s is 7 o’clock now.

Linh didn’t arrive until I (a)   (leave).

After they (a)   (finish) lunch, they went out.

Van (a)   (throw, already) a surprise party for her boyfriend.

Hoa and Lan (a)   (not/meet) each other since last Sunday.

We (not, see) (a)   each other for a long time.

They (a)   (write) their essay by tomorrow.

(a)   (you, be) to a desert? No, never.

They were late for the flight because they (a)   (forget) their passports.

Ly told me she (a)   (study) a lot before the exam.

Paolo (a)   (manage) the teams for 10 months.

If we can do that – then we (a)   (fulfill) our mission before tonight.

Where (a)   (Stephen, be) for the past 2 days?

She (not/come) (a)   here for a long time.

I (a)   (not/have) lunch when she arrived.

She (a)   (not/use) smartphone before, so I showed her how to use it.

She (a)   (visit) Paris by the end of next year.

You (not/do) (a)   your project yet, I suppose.