He / never / understand / why some people / refuse / to recycle.
He has never understood why some people refuse to recycle.
Whenever he / feel / nervous, he / tap / his fingers on the desk.
Whenever he feels nervous, he taps his fingers on the desk.
How long (you / know) your closest friend?
How long have you known your closest friend?
_______ (you/make) any new friends in the past month?
Have you made any new friends in the past month?
It’s night time and the wind / blow when there’s a loud scream in the air.
It’s night time and the wind is blowing when there’s a loud scream in the air
Do you think your friendship circle (still / increase)?
Do you think your friendship circle is still increasing?
They / currently / develop a new type of medicine for the flu.
They are currently developing a new type of medicine for the flu.
Wow! I (not/see) you for ages. You look great!
Wow! I haven't seen you for ages. You look great!
What person or people (you / spend) most time with recently?
What person or people have you spent/been spending most time with recently?
How long/he/buy/car?
How long is it since he bought this car?
I’m surprised you haven’t seen them. They (stay) at the same hotel as you.
I’m surprised you haven’t seen them. They are staying/ have been staying at the same hotel as you.
The sun / not set / in the Arctic during summer, which / seem / strange to many visitors.
The sun does not set in the Arctic during summer, which seems strange to many visitors.
Ali (talk) about the new girl in his class ever since she arrived.
Ali has been talking about the new girl in his class ever since she arrived.
Although I / attend / this course for a while, I / still / feel / like I / not make / any progress.
Although I have been attending this course for a while, I still feel like I am not making any progress.
_________ (you / consider) this person or people to be close friends?
Do you consider this person or people to be close friends?
Fatima (want) to become a doctor since she was a child.
Fatima has wanted to become a doctor since she was a child.
She / rarely / admit / when she / make / a mistake, even though everyone / notice / it.
She rarely admits when she makes a mistake, even though everyone notices it.
You / always / talk during the movie. It’s so annoying!
You're always talking during the movie. It’s so annoying!
In my life, I (always/spend) too much time on unimportant things.
In my life, I have always spent too much time on unimportant things.
Why / my course fees / go up again this term?
Why are my course fees going up again this term? / Why have my course fees gone up again this term?
I / notice / that you / always / avoid / eye contact when we / discuss / sensitive topics.
I have noticed that you always avoid eye contact when we discuss sensitive topics.