Besides Tom , ______ Crosettes have two other sons , ______ of whom are all interested in making model planes .
71. Look! There are _____ grazing over there.
72. Which of the following groups doesn’t belong to the same category?
73. All remarks should be addressed to the .
74. It’s an untamed monkey. Keep it on a or it may attack others.
75. _____ ! You have at last passed PETS III before you graduate from middle school.