Question

How often ........... she .............. (travel) by air?
He ......... never .......... (be) to Prague yet.
If you ......... (be) a teacher, you'd understand me.
She ........ (known) her best friend for 15 years.
I'll send them some money if they ............ (ask) me.
If you ........ (sell) more products, you'd make more money.
Yesterday while he ............ (prepare) the report, he .......... (hear) a strange noise.
Yesterday while I ............ (look) for some documents, I ............ (find) this old picture.
Next year he .......... (visit) Paris.
I ............ never ........... (buy) anything on-line dream.
He .......... (live) in Warsaw since 2010.
............ you ............. (do) anything tonight?
If he .......... (get) a good job, he'll move to Gdansk.
While he ............ (mend) the lamp, he ........... (get) a terrible shock yesterday. How long ......... you .......... (have) this watch?
Where .......... you ....... (live) if you had a lot of money?

Answer 1

Answer:

How often does she travel by air?

He has never been to Prague yet.

If you are a teacher, you'd understand me.

She knew her best friend for 15 years.

I'll send them some money if they asked me.

If you had sold more products, you'd make more money.

Explanation: