____theory believes that students should be allowed to create their own sentences baed on their understanding of certain rules. (2 points)(2.0)
____theory believes that students should be allowed to create their own sentences baed on their understanding of certain rules. (2 points)(2.0)
__1__theory believes that students should be allowed to create their own sentences baed on their understanding of certain rules. (2 points)(2.0)(2.0)
__1__theory believes that students should be allowed to create their own sentences baed on their understanding of certain rules. (2 points)(2.0)(2.0)
第477题：(判断题）票据金额、日期、收款人名称可以更改
第477题：(判断题）票据金额、日期、收款人名称可以更改
△ABC中，AB=4,AC=5,∠A=60°，则BC=
△ABC中，AB=4,AC=5,∠A=60°，则BC=
如图，已知：AC⊥BC于C,DE⊥AC于E,AD⊥AB于A,BC=AE．若AB="5",AD= 。
如图，已知：AC⊥BC于C,DE⊥AC于E,AD⊥AB于A,BC=AE．若AB="5",AD= 。
直线AB上有一点C，且AC：CB=3：2，则H面上的投影ac：cb=（）。 A: 3：2 B: 2：3 C: 3：5 D: 5：2
直线AB上有一点C，且AC：CB=3：2，则H面上的投影ac：cb=（）。 A: 3：2 B: 2：3 C: 3：5 D: 5：2
477 We have lost our flight plan after a flight ________ computer _____. [音频]
477 We have lost our flight plan after a flight ________ computer _____. [音频]
下面哪些选项可以作为视频中示波器的触发源： A: CH1 B: CH2 C: EXT D: EXT/5 E: AC Line F: DC Line G: AC Line/5
下面哪些选项可以作为视频中示波器的触发源： A: CH1 B: CH2 C: EXT D: EXT/5 E: AC Line F: DC Line G: AC Line/5
下面哪些选项可以作为视频中示波器的触发源： A: CH1 B: CH2 C: EXT D: EXT/5 E: AC Line F: DC Line G: AC Line/5
下面哪些选项可以作为视频中示波器的触发源： A: CH1 B: CH2 C: EXT D: EXT/5 E: AC Line F: DC Line G: AC Line/5
f(x)在[0,1]上有连续的二阶导数，f(0)=f(1)=0,任意x属于[0,...715af2ac3f81f8.png"]
f(x)在[0,1]上有连续的二阶导数，f(0)=f(1)=0,任意x属于[0,...715af2ac3f81f8.png"]