Past Simple VS Past ContinuousOpen the brackets:1) The strong wind __ (to blow) when we __ (to be) in the open space. 2) He ___ (to watch) the children run and play. 3) They ___ (to leave) when she ___ (to come) in. 4) I ___ (to travel) abroad when I ___ (to get) his e-mail. 5) She ___ (to drive) when she ___ (to notice) me in the street. 6) It ___ (to snow) all the evening yesterday. 7) When I ___ (to enter) to classroom, everybody ___ (to write) something very attentively. 8) My friend ___ (to walk) at 1 o'clock yesterday. 9) We ___ (to have) breakfast when the postman ___ (to arrive). 10) Mary ___ (to get) ready for the exam while I ___ (to take) notes.