Thai structure is simple, Thai Verbs do not change tenses, as in English.
Subject + Verb + Object
Basic word order in Thai is simply subject + verb (+ object) as in English.
As an alternative if you just expect a yes or no as answer you can just form a sentence and add “mái(ไหม )” to the end. This is similar to making a statement and then asking “isn’...
Usually the position of Thai question words fixed at the end of a sentence " Statement ( subject + verb + object ) ... + Question word?but the question When?? เมื่อไหร่ mêua rài ...