1. Form: [strong verb] Vst+ ASERU yom-aseru/kak-aseru/hanas-aseru/kik-aseru/wakar-aseru (alternate form) Vst+ ASU yom-asu/kak-asu/hanas-asu/kik-asu/wakar-asu [weak verb] Vst+ SASERU tabe-saseru/i-saseru/mi-saseru/oshie-saseru/ki-saseru (alternate form) Vst+ SASU tabe-sasu/i-sasu/mi-sasu/oshie-sasu/ki-sasu [irreg. verb] saseru/kosaseru (alternate form) sasu/kosasu N.B.: RU-ending causative verbs are weak verbs and SU-ending ones are strong verbs. Thus, there are two sets of conjugation for these verbs. TE-forms are -sete and -shite respectively. 2. Structure: NP1 {animate} wa/ga NP2 {animate} ni NP3 o Vtr/caus NP1 {animate} wa/ga NP2 {animate} ni/o Vintr/caus 3. Meaning : 'make/have/let someone do' 4. Usage : 1) 'Let me ...': Watashi ni ikasete kudasai. Kyoo wa sukoshi hayame ni kaerasete itadakitai n desu ga. Ima hima desu kara, watashi ni yarasete kudasai. 2) Permissive: Kodomo ni piano o narawyaritai to omotte nee. Jiroo ga ikitakereba, ikasete mo ii yo. Tsukarete iru yoo da kara, moo sukoshi nemurasete agetara doo desu ka. 3) Coercive: Musume ni Nihongo o narawaseru tsumori desu. Kodomo ni heya o sooji-saseru no wa muzukashii desu. Akanboo o nakasenaide kudasai. N.B.: Kodomo | ni | kosasemasu. [permissive] | o | [coercive] 'have someone do': -te morau Otooto ni itte moratta. vs. Otooto o ikaseta. Kodomo ni tetsudatte moratta. vs. Kodomo ni tetsudawaseta.
1. Structure: S1-ru TO, S2 2. Meaning : conditional/temporal 3. Usage : 1) habitual action or event: 'whenever ...' Uchi ni kaeru to, taitee terebi o mimasu. Fuyu ni naru to, maitoshi kaze o hikimasu. Biiru o nomu to, itsumo kao ga akaku narimasu. Taitee uchi ni kaeru to, sugu shukudai o shite shimau. Mae wa benkyoo-suru to yoku nemuku natta. 2) found something unexpected happen: Daigaku ni iku to, suto o shite ita. Sono keekaku ni tsuite hanasu to, sugu sansee-shite kureta. Hon o yonde iru to, kyuu ni denki ga kieta. 3) wishing: Shiken ga dekiru to ii desu ne. Sotsugyoo-dekiru to arigatai n desu ga. Kyoo kite kudasaru to, tasukaru n desu ga. 4) 'as soon as': to sugu Kyoo wa kaeru to, sugu shukudai o shita. Kurasu ga owaru to, sugu heya o deta. 4. Condition: S2 = statement [*request, *invitation, *permission,..] *Yuki ga furu to, basu de itte kudasai. *Hima ga aru to, kaimono ni ikimashoo.
1. Structure : S1 -nai UCHI ni, S2 2. Meaning : before [with a sense of suspense] 3. Usage : Ame ga furanai uchi ni, kaerimashoo. Tsumetaku naranai uchi ni, tabete kudasai. Kuruma ga furuku naranai uchi ni, kaikaemashoo. N.B.: ??Tsumetaku naru mae ni, tabete kudasai. [it implies that you know exactly when the food gets cold]
1. Structure : X-nai KOTO wa nai (ga, Y) 2. Meaning : "it is not that ... not ...(, but ...)" 3. Usage : Dekinai koto wa nai n desu ga, jikan ga kakarimasu yo. Wakaranai koto wa nai n desu ga, zuibun muzukashii desu nee. Nai koto wa nai n desu ga, amari yoku arimasen yo. Undoo-shinai koto wa nai n desu ga, isogashikute nee. N.B.: This is a special case of X koto wa X [cf. L.32] -wake de wa nai is also used for "it is not that ..."
1. Structure: Quantifier + zutsu 2. Meaning : each 3. Usage : Takai kara, sukoshi zutsu kaimashoo. Imooto to otooto ni hon o issatsu zutsu katte yarimashita. Uchi ni wa inu to neko ga ni-hiki zutsu imasu. Kanji wa mainichi itsutsu zutsu oboemasu. N.B.: The use of zutsu is rather limited. Goto ni is also used for "each". Hikooki wa ichi-jikan goto ni demasu. Daigaku goto ni ookina toshokan ga arimasu.