He ___ not ___ him since June.
1)did/see 2)did/seen 3)have/saw 4) has/seenHe ___ to ___ medicine and food.1)have/buyed2)had/buy3)had/bought4)had/buyedThis boy seems ____ a lot. 1)read2)to de read3)reading4)to readMore and more animals_extinct.We need to take care of nature1)is becoming2) are becoming3)become3)will become three years ago my mother ____ my old aunt in a small old town1)visit2)visite3) visited4 )didn' visited