国語の問題ができないというケースには三つあり、一つは速読力がないということです。

Sentence Analyzer

English Translation

There are three cases where people are not able to do English questions; the first is not being able to read fast.

Furigana

国語(こくご)の問題(もんだい)ができないというケースには三(みっ)つあり、一(ひと)つは速(はや)読力()がないということです。

Romanji

Kokugo no mondai ga dekinai toiu ke-su ni wa mittsu ari, hitotsu wa haya ga nai toiu koto desu.

Words

国語 (こくご)

national language; Japanese language (often as a school subject in Japan); native Japanese words (as opposed to loanwords)

の (の)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

問題 (もんだい)

question (e.g. on a test); problem; problem (e.g. societal, political); question; issue; subject (e.g. of research); case; matter; question (i.e. doubt); public discussion; controversy; trouble; problem; inconvenience; difficulty

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

出来る (できる)

to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at; to be permitted (to do); to become intimate; to take up (with somebody); to grow; to be raised; to become pregnant

と言う (という、とゆう)

called; named; as many as; as much as; all X; every X

ケース (ケース、ケイス)

case (e.g. receptacle, condition, event, legal action, letter style, etc.); Computer-Aided Software Engineering; CASE

に (に)

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

三つ (みっつ、みつ)

three

有る (ある)

to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about

一つ (ひとつ)

one; for one thing; only; (not) even; just (e.g. "just try it")

早い (はやい)

fast; quick; hasty; brisk; early (in the day, etc.); premature; (too) soon; not yet; (too) early; easy; simple; quick

無い (ない)

nonexistent; not being (there); unpossessed; unowned; not had; unique; indicates negation, inexperience, unnecessariness or impossibility; not ...; to not be...; to have not ...

事 (こと、こん)

thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as

です (です)

be; is