Put the infinitives in brackets in the necessary tense-form:
1) there (to be) a heavy snow last night. 2) It (to be) cloudy in the mornung. 3) I ( to be) wet through. 4) The weather (to be) glorious yesterday. 5) Yhe weather (to look) nice so I (to leave) my umbrella at hone. 6) It was raining cats and dogs in the morning but soon the weather (to imporove). 7) Last summer we (to have) plenty of sunny days.