He had better ______ his homework before going out.

• Complete sentence: He had better finish his homework before going out.

• Had better:
- Had better অর্থ তবুও/ বরং ভালো।
- Had better যুক্ত sentence past tense এর হলেও তা মূলত past tense নয়।
- Had better- unreal past ইহা present/ future tense এর অর্থ প্রকাশ করে।
- Had better এর পর infinitive to বসে না।
- সর্বদা verb এর base form বসে।

• Example sentences:
- You had better study hard if you want to pass the exam.
- They had better check the tickets before leaving.

Source: A Passage to the English Language. S.M. Zakir Hossain.