They would have arrived earlier if they _______ lost.

• শূন্যস্থানে সঠিক উত্তর হবে - hadn't got.- Complete sentence: They would have arrived earlier if they hadn't got lost.- বাক্যটি Third Conditional এর উদাহরণ।• Third conditional এর নিয়মানুযায়ী, - Principal clause এ would have/could have/might have + verb এর past participle থাকলে if clause টি past perfect হয়।- structure: If + Past Perfect (had +V3) + Perfect Modal (S + would have/could have/might have + V3) If they hadn't got (If + Past perfect ) বসেছে।