I ___ (had been waiting / was waiting) for 30 minutes before the bus came.
had been waiting – Past Perfect Continuous
I think it ___ (will rain / is raining) tomorrow.
will rain – Future Simple
While I ___ (cook), my brother was setting the table.
was cooking – Past Continuous
At 6 pm yesterday, I ___ (was doing / did) my homework.
was doing – Past Continuous
By the time you arrive, we ___ (will have eaten / eat) dinner.
will have eaten – Future Perfect
We ___ (were watching / watched) TV when the phone rang.
were watching – Past Continuous
They ___ (go) to the park yesterday.
went – Past Simple
This time tomorrow, I ___ (fly) to London.
will be flying – Future Continuous
When we arrived, they already ___ (leave).
had left – Past Perfect
Listen! The birds ___ (sing).
are singing – Present Continuous
I ___ (study) English for 5 years.
have been studying – Present Perfect Continuous
Look! He ___ (paints / is painting) the fence.
is painting – Present Continuous
She ___ (has / is having) a new car.
has – Present Simple (stative)
He ___ (reads / is reading) a lot every summer holiday.
reads – Present Simple
He usually ___ (wake up) at 7 a.m.
wakes up – Present Simple
By 8 pm, we ___ (wait) for him for 2 hours.
will have been waiting – Future Perfect Continuous
I ___ (have seen / saw) this movie three times.
have seen – Present Perfect
She ___ (will have studied / has studied) English by the end of the year.
will have studied – Future Perfect
By next year, he ___ (finish) school.
will have finished – Future Perfect
Right now, she ___ (watch) TV in her room.
is watching – Present Continuous