题目

科研人员分别给三只大白鼠注射了A、B、C三种激素后，观察到的相应反应是：A可引起低血糖，甚至昏迷；B促进蛋白质的合成，并使软骨生长明显；C使呼吸、心率加快，并使体内产热量增加。据此判断激素A、B、C的化学名称依次是（     ） A.甲状腺激素、胰岛素、生长激素        B.胰高血糖素、生长激素、甲状腺激素 C.胰岛素、生长激素、甲状腺激素             D.生长激素、胰岛素、甲状腺激素Last summer Jenny and her friends had a bus trip to New York. She felt very relaxing on the way. They visited a museum. But it’s really crowded there and the display(展览) were not interesting at all. They went to different restaurants to have dinner. Some food was quite delicious, but Jenny thought the fast food was terrible. When the weather was fine, they went to the beach to swim. The sea was beautiful and they had a good time.1. Jenny had a bus trip to ______.A. Japan B. the U.S. C. Australia D. New Zealand2.They visited ______.A. a museum B. a Beijing Hutong C. the White House D. a library3.They thought the display was ______.A. interesting B. cheapC. crowded D. boring 4.They ate dinner ______.A. at home B. in the museum C. in a restaurant D. in their friend's house5.They _____ when it was fine.A. went to swim B. went homeC. visited a museum D. went to their friend's house