Verbseoul.
하다 verb (adj)
그러하다geureohadato be like that

To say to be like that politely in the present tense, use 그러해요 (geu-ruh-hae-yoh). Below is the full conjugation of 그러하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
그러해
geu-ruh-hae
그러해요
geu-ruh-hae-yoh
그러합니다
geu-ruh-hahm-nee-dah
Past
그러했어
geu-ruh-hae-ssuh
그러했어요
geu-ruh-hae-ssuh-yoh
그러했습니다
geu-ruh-hae-sseum-nee-dah
Future
그러할 거야
geu-ruh-hahl- -guh-yah
그러할 거예요
geu-ruh-hahl- -guh-yae-yoh
그러할 겁니다
geu-ruh-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
그러하세요
geu-ruh-hah-sae-yoh
Suggestion / Let's Polite (요)
그러해요
geu-ruh-hae-yoh
Question Polite (요)
그러해요?
geu-ruh-hae-yoh-?
Connective “and” — (고)
그러하고
geu-ruh-hah-goh
Conditional “if” — (면)
그러하면
geu-ruh-hah-myuhn
Noun form — (기)
그러함
geu-ruh-hahm