Сделайте ✋ fill in the gaps with the right form of the verb: use: was able, have to, shouldn't, will be able, couldn't, could, can't 1) when i looked at the test, i answer many questions. 2) my camera doesn't work, so i take any pictures. 3) if i learn english, i to understand people abroad. 4) the singer had a sore throat however, she to sing at the concert. 5) he sing very well when he was twenty. 6) you eat a lot of sweets. 7) they didn't go to school last week.

1) When I looked at the test, I couldn't answer many questions.
2) My camera doesn't work, so I can't take any pictures.
3) If I learn English, I will be able to understand people abroad.
4) The singer had a sore throat. However, she was able to sing at the concert. 
5) He could sing very well when he was twenty. 
6) You shouldn't  eat a lot of sweets. 
7) They didn't have to go to school last week.