【正文】
e have been in the school ______ three years ago and Mrs. Lee Has taught us English_______ three years. A. since。 for D. for。 1. 盡管華西村很富裕,但仍有一些流浪者。 I ______ ________ Beijing ________ my second hometown. 3. 我將在美國(guó)待上一小段時(shí)間。 Parents should work hard to _______ _______ _______ to _______ _______. 5. 他不是有意遲到的。 三、 1. Although。 homeless people 2. think of。 raise children 5. on purpose