1 Complete the sentences with the verbs in the boxes. can't have rained could solve could have solved may rain
1 There are some dark clouds in the sky. It
later.
2 Adam's good with computers. He
your problem - just ask him.
3 The rivers and lakes are almost dry in this region. It for a long time.
4 I don't know how she managed it. I guess she
the problem by accident.