1. My grandfather is eighty years old.   Watashi no obāsan wa hatachi sai desu.   Watashi no ojīsan wa hachijū  sai desu.   Kanojo no ojīsan wa hachijū sai desu.   Watashi wa hatachi desu.   Hint Half-n-half Clue   2. I'm nineteen years old.   Anata wa jūkyū sai desu.   Watashi wa jūkyū sai desu.   Watashi wa jūkyū desu.   Anata wa jū sai desu.   Half-n-half Clue   3. We have two kids.   Watashit wa kodomo ga futari arimasu.    Watashitachi wa kodomo ga futari arimasu.    Watashi wa kodomo ga futari arimasen.    Watashitachi wa kodomo ga arimasu.    Half-n-half Clue   4. That pen costs three hundred yen?   Sono pen wa sanbyaku en desu ne?   Pen wa ikutsu desu ka?   Sono pen wa ikura en desu ka?   Sono pen wa sanhyaku en desu ne?   Half-n-half Clue   5. How old are you?   Nan ji nan pun desu ka?   Nan ji desu ka?   Denwa bangō wa nan ban desu ka?   Nan sai desu ka?   Half-n-half Clue   6. How many months are there in one year?   Ikkanen ni ikutsu tsuki ga arimasu ka?   Ikkagetsu ni ikutsu hi ga arimasu ka?   Ikkagetsu ni ikutsu shū ga arimasu ka?   Isshū ni ikutsu hi ga arimasu ka?   Half-n-half Clue   7. There are fifty students in this class.   Kono shitsu ni jūgo nin desu.   Kono kyōshitsu ni jūgo nin gakusei desu.   Kono heya ni gojū nin desu.   Kono kyōshitsu ni gojū nin gakusei desu.   Half-n-half Clue