Present perfect vs. past simple
I ___ (send) three emails this morning.
have sent
I think humans ___ (colonize) Mars in the near future.
will colonize
Joan ___ (turn off) the alarm and ___ (get out) of bed.
turned off, got out
Whatever/Whenever you need my help, just ask.
Whenever
If they offer me a company car, I will accept/would accept their offer.
will accept
Lisa is a Chief Accountant now. She ___ (work) in Finance for ten years.
has worked
Our next English lesson ___ (start) at 7 pm tomorrow.
starts
What ___ (you/do) at 10 o’clock yesterday?
were you doing
Please log out of the system until/before you go home.
before
If it would be/were easier to obtain visas for foreign workers, we would hire more developers from other countries.
were
Ron ___ (quit) his job two days ago.
quit
Look at the time! We ___ (miss) the plane!
are going to miss
She received an urgent email when she ___ (work).
was working
I’ll leave the hotel early in case there will be/is be a lot of traffic.
is
If Carla had/didn't have such a good relationship with her supervisor, she would look for another job.
didn't have
He ___ (study) law from 2010 to 2014.
studied
A: Have you got any plans for the weekend? B: I ___ (visit) my family in Lviv.
am going to visit
I visited Iceland last year. I ___ (not be) there before.
hadn’t been
Please wait until the update has been/will be installed.
has been
If my schedule change/changes/will change, I’ll wake up earlier.
changes
When ___ (be) the last time you ___ (speak) to your boss?
was, spoke
I ___ (meet) the customer tomorrow. We’ve already settled the time and place.
am meeting
They ___ (eat) all the pizza by the time I ___ (come) to the party.
had eaten, came
I haven’t decided yet. I’ll let you know when I make/have made/both my choice.
both
Come on! Unless we hurry/If we not hurry, we'll miss the plane.
Unless we hurry