っけ (A. 223)

Example sentences

(ksa). 
鈴木さんは英語が話せるんだっけ
Can you speak English, Mr. Suzuki? / Can Mr. Suzuki speak English?
(ksb). 
鈴木さんは英語が話せた(んだ)っけ
Can you speak English, Mr. Suzuki? / Can Mr. Suzuki speak English?
(a). 
今日は木曜日だ(った)っけ
Is today Thursday?
(b). 
ジェーンさんはピアノが弾けた(んだ)っけ
Can you play the piano, Jane? / Can Jane play the piano?
(c). 
パーティーは何時に始まるんだっけ
When does the party start?
(d). 
スミスさんはワシントン大学の学生だったっけ
Are (Were) you a University of Washington student, Ms. Smith? / Is (Was) Ms. Smith a University of Washington student?
(e). 
僕が子供の頃はこの辺は林だったっけ
When I was a kid this area used to be a forest.
(f). 
この映画、面白いんだっけ
Is this movie interesting?
(g). 
あの人って、正直なんだっけ
Is he an honest person?

Formation

(i) {V/Adjective い}informal nonpastんだっけ
{話す/美味しい}んだっけDoes someone talk?/Is something delicious?
(ii) {V/Adjective い}informal past(んだ) っけ
{話した/美味しかった}(んだ) っけDid someone talk?/Was something delicious?
(iii) {Adjective なstem/Noun/Wh-word}(なん)だっけ
{元気/学生}(なん)だっけIs someone healthy/a student?
{なん/誰/どこ/いつ}(なん)だっけWhat/who/where/when is it?
(iv) {Adjectiveなstem/Noun/Wh-word}だった(んだ) っけ
{元気/学生}だった(んだ) っけWas/is someone healthy/a student?
{なん/誰/どこ/いつ}だった(んだ) っけWhat/who/where/when was/is it?