SO MANY IFS!
if (pass) my exams this term, my parents?... (take) me for a surfing holiday in our caravan.
My dog 3... (be) able to come too, if we .... (go) in the caravan. If she .... (come) with us, 1....
'post' videos of her playing football on the beach. A million people.... (watch) my videos if I
8.(put) them online, and then I'll be famous!
But - if my exam results.... (not be) good, we 10.... (not go) anywhere.​

If I pass my exams this term, my parents will take me for a surfing holiday in our caravan.

My dog will be able to come too, if we go in the caravan. If she comes with us, I will post videos of her playing football on the beach. A million people will watch my videos if I  put them online, and then I'll be famous!

But - if my exam results aren't good, we won't go anywhere.​

1) has been used - Present Perfect Continuous. Passive voice,

Радар использовался для автоматического контроля наземного транспорта.

2)are being used -  Present Continous. Passive voice

Сегодня пластмасса широко используются вместо металлов.

3)has been completed- Present Perfect Continuous. Passive voice Постройка дамбы была закончена в этом месяце.

4)were experimented- Past Simple. Passive voice

В нашей лаборатории проводились эксперименты над сплавами.

Объяснение: