It is high time he (change) his bad habits.
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has been changing
Description (বিবরণ) :
প্রশ্ন: It is high time he (change) his bad habits.
ব্যাখ্যা: It is high time / it is time + subject + verb এর past form ব্যবহৃত হয়। আবার It is high time / it is time + to + verb এর present form ব্যবহৃত হয় । সুতরাং option (গ) changed - ই সঠিক ।
Related Question
'It is high time he (change) his bad habits.' The right form of the verb in bracket is ---
changing
changed
has changed
has been changing