72. If you had ________ (聽從了我的忠告,你就不會陷入麻煩).
73. With tears on her face, the lady ________ (看著她受傷的兒子被送進手術室).
74. After the terrorist attack, tourists ________ (被勸告暫時不要去該國旅游).
75. I prefer to communicate with my customers ________ (通過寫電子郵件而不是打電話).
76. ________ (直到截止日他才寄出) his application form.