A. Occurring where B. It occurs where it is C. Where does it occur D. Wherever it occurs 参考答案:D 答案解析:[考点] 让步状语从句 [解析] wherever引导让步状语从句。此时的wherever可用No matter where来替换。
第26题: [单项选择]牙周病正畸治疗后的保持不宜采用() A. 夹板式保持器 B. 正位器 C. 舌侧固定保持器 D. 修复体保持器 E. 连续结扎树脂粘接固定法 参考答案:B 答案解析:牙周病正畸治疗后的保持不允许保持的牙齿过多移动,而正位器是作最后精细调整移动的。
第27题: [单项选择]There was (a pause of) complete stillness (which) the (buzzing) of the bees among the pink roses sounded (as loud as) the fight of an aircraft. A. a pause of B. which C. buzzing D. as loud as 参考答案:B