1. choose the right form to complete the sentences
1)my little brother has never (swam/swum) in the sea. 2)i am learning english because i hope it will be (useful/ useless) to me. 3)our teacher usually hands (in/ out/ back) our exercise books when classes begin. 4)i borrowed this book (to/ from/ out) my uncle. 5)never talk (into / over / back) to me again! 6)the teacher asked us to hand (in/out/ back/ over) our papers on friday. 7)we're such (-/ a/ an) good friends. 8) who has (gave/ given) you this cute little kitten? 9) don't tell me such (-/a/an) awful stories. 10) my friend prefers mathematics (in/ to/ from) language learning. 11) what school subject are you fond (to / of / about)? 12) have you ever been (in/ to) australia? 13) she took my photo, looked at it and handed it (out/in/ over/ back) to me. 14)where did you buy such a good (vocabulary/dictionary)? 15) john hasn't told us about his plans (already/yet).