Question

1) Galileo proposed the hypothesis that all falling bodies _____________ at the same constant speed.
Drop / dropped / would drop
2) Alerts are sent if there _____________ a problem.
was /are/ were
3) Please, indicate countries traveled _____.
to / at / for / in

Answer 1

Ответ:

Galileo proposed the hypothesis that all falling bodies drop at the same constant speed.

Alerts are sent if there is a problem.

Please, indicate countries traveled to.