Mary was unhappy yesterday （because her cat is lost） 对括号内的句子

Mary was unhappy yesterday （because her cat is lost） 对括号内的句子 Mary is writing （ a letter to her pen pal） 对括号内提问. Mary (is writing)aletter to her pen pal(对括号内提问） Mary's cat is (on the wall) 对括号内提问 对括号内的部分提问：I like my cat (because it sleeps on my lap.) (mary) is writing aletter to her pen pal对括号内提问 Beth is crying because she lost her money.（对划线部分提问） ________ he is unhappy,because he lost his favourite Mary was w（ ）for her aunt yesterday afternoon.括 Mary cleans her room (every day)对括号内的部分提问 Mary has got (three) chairs in her room.对括号内的内容提问 Mary lost her key to the bicycle yesterday 保持原意