1) I *can* play the guitar very well. (can)
2) She *might* come to the party tomorrow. (might)
3) We *must* finish this project by next week. (must)
4) You *should* listen to your parents more often. (should)
5) Sam *could* solve the puzzle in no time. (could)
6) They *will* visit their grandparents next month. (will)
7) *May* I borrow your pen? (may)
8) *Would* you mind if I join your group? (would)
9) The teacher said we *shall* submit our assignments by today. (shall)
10) Jack *can’t* swim so he avoids water excursions. (can’t)
11) She *shouldn’t* skip meals if she wants to stay healthy. (shouldn’t)
12) We *mustn’t* forget to call our parents once in a while. (mustn’t)
13) The train *might not* arrive on time due to the bad weather. (might not)
14) The kids *won’t* stop playing unless they are told to do so. (won’t)
15) He *wouldn’t* have made such a mistake if he had been careful. (wouldn’t)

1) You *must* take your shoes off before entering the house. (must)
2) They *can* manage the project on their own. (can)
3) He *might* be the right person for the job. (might)
4) We *will* plan a surprise for her. (will)
5) She *should* not worry too much about it. (should)
6) They *could* go for a movie this evening. (could)
7) *May* I know your name? (may)
8) *Would* you like to have coffee with me? (would)
9) He *shall* have his revenge. (shall)
10) You *mustn’t* disturb her while she is studying. (mustn’t)
11) *Won’t* you come to my party? (won’t)
12) I *won’t* be able to make it to the concert. (won’t)
13) You *shouldn’t* disclose this news to anyone. (shouldn’t)
14) We *can’t* accept this proposal at this time. (can’t)
15) Mary *might not* be able to attend the party. (might not)