小题1:Mr Wang is one of the most popular teachers in our school.
小题2: We always have a good time playing in the park.
小题3:She taught herself how to make a homepage last month.
/She learned how to make a homepage by herself last month .
小题4:My brother has poor eyesight because of watching too much TV.
小题5:Lily is interested in visiting the places of interest.
小题1:one of表示其中之一的含义，后跟形容词最高级和可数名词复数形式，the most popular表示最受欢迎的含义，故本句可翻译为Mr Wang is one of the most popular teachers in our school.
小题2: have a good time doing表示做某事玩得很开心，always表示总是的含义，用于动词之前，故本句使用一般现在时，故本题可翻译为We always have a good time playing in the park.
小题3:teach oneself表示自学某物，how表示如何的含义后跟动词不定式代替从句，make a homepage表示制作网页的含义，故本句可翻译为She taught herself how to make a homepage last month.
小题4:表示原因后跟短语看电视用because of，watche TV too much为看电视看得太多的含义，poor eyesight为差的视力的含义，故本题可翻译为My brother has poor eyesight because of watching too much TV.
小题5:be interested in 表示对……感兴趣的含义，visit为参观的含义，用于介词后使用visiting，the places of interest表示名胜的含义，故本题可翻译为Lily is interested in visiting the places of interest.