72. —What do you think of this math problem?

　　—It’s as as anything.

　　73. “May I come in?” he asked .

　　74. Mrs. Black doesn’t allow her son computer games on school nights.

　　75. We should be friendly to . They’re also members of our world.

　　B) 根據(jù)句意及所給的詞首字母或漢語提示，補單詞。

　　(注意：須把完整的單詞寫在答題卡的相應(yīng)位置)

　　76. We’d better drink a glass of m every day. It’s good for our health.

　　77. —I’ve never been to Beijing.

　　—I haven’t, e .

　　78. —How often do you go to a concert?

　　—O a week.

　　79. The book I want is right at the (底部) of the shelf.

　　80. Both of the jackets look nice on me. I can’t decide which one to (選擇).