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【简答题】
功率放大器根据电路形式不同分类,可分为变压器耦合功率放大器、单电源互补对称功率放大器(OTL电路)、双电源互补对称功率放大器 (OCL电路)和 放大器。
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举一反三
【简答题】Fill in the blanks with how much/how many . 1. pairs of jeans do you want? 2. is a new pair of shoes? 3. are his pants? 4. shirts does she have? 5. does his sweater cost?
【单选题】Why does the woman say: “I should have taken more T-shirts?”
A.
Because she thinks she should wear more fashionable clothes.
B.
Because she thinks she should wear T-shirt on the beach.
C.
Because it was really hot in Singapore.
【简答题】如果人们预期利率上升，则（ ）。
【简答题】shirts does she have? (选择使用How many, How much填空)
【多选题】是否始终站在最广大人民的立场上,是
A.
唯物史观与唯心史观的分水岭
B.
唯心主义和形而上学的分水岭
C.
区分唯心主义不同流派的界限
D.
判断马克思主义政党的试金石
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