University teaching shows why Thais' command of English is so abysmal!   Picture: Thairath   BANGKOK: -- If you have ever wondered why the Thais' level of English is so poor you need look no further than the so called top teachers!   An online drama about a study program on television shows a course full of the most basic schoolboy errors.   And these were supposed to have come from university level professors, reports Thairath.   Now the pr