Unit 4 第六课时：选词填空作业 6. Fill in the blanks with suitable words from the word bank. You may not use any of the words more than once.(提交时只需要输入单词前面的大写字母，不需要填写具体单词)http://p.ananas.chaoxing.com/star3/origin/f51f72023615d7fb71485a040544dc3b.jpg?rw=715&rh=272&_fileSize=32772&_orientation=1http://p.ananas.chaoxing.com/star3/origin/fcd7c4882dc789f0120decdc84c03d85.jpg?rw=715&rh=707&_fileSize=102902&_orientation=1http://p.ananas.chaoxing.com/star3/origin/14af2a4f3e6abcd44340c5f61ace7de2.jpg?rw=656&rh=557&_fileSize=87398&_orientation=1
举一反三
- 下图所示机构自由度计算,( )是正确的。 A: mg src="http://p.ananas.chaoxing.com/star3/origin/cb07ca0fb12be985c301490389c1e187.jpg" B: F=3×7 –(2×9 + 2 – 2)– 2 = 1 C: F=3×7 –(2×9+ 2– 0)– 0 = 1 D: F=3×7 –(2×8+ 2 – 0)– 2 = 1 E: F=3×5 –(2×6+ 2– 0)– 0 = 1
- <img src="http://p.ananas.chaoxing.com/star3/origin/560b9590e4b040cfea1a582d.png"/> <img src="http://p.ananas.chaoxing.com/star3/origin/560b9591e4b040cfea1a582e.png"/> <img src="http://p.ananas.chaoxing.com/star3/origin/560b9593498ed981287fd9e9.png"/>()， <img src="http://p.ananas.chaoxing.com/star3/origin/560b9593498ed981287fd9ea.png"/>()； <img src="http://p.ananas.chaoxing.com/star3/origin/560b9593498ed981287fd9ec.png"/> <img src="http://p.ananas.chaoxing.com/star3/origin/560b9593e4b040cfea1a5830.png"/>()， <img src="http://p.ananas.chaoxing.com/star3/origin/560b9593498ed981287fd9ea.png"/>()
- 错误1： 错误2： 错误3： 错误4：https://p.ananas.chaoxing.com/star3/origin/f3848a1490dc70b67502f23cb8a243a3.jpg
- 错误1： 错误2： 错误3： 错误4：https://p.ananas.chaoxing.com/star3/origin/da50b19fe94e35c6326124e9d69be679.jpg
- 下列符号表示两拍的是 A: <img src="http://p.ananas.chaoxing.com/star3/origin/fc00ca0cec8dd427dc15fc2958c82fba.jpg" /> B: <img src="http://p.ananas.chaoxing.com/star3/origin/2ab1bae8cce890765fe35f350c9da3a3.jpg" /> C: <img src="http://p.ananas.chaoxing.com/star3/origin/c161896591ea673a7e87bf05823878e9.jpg" /> D: <img src="http://p.ananas.chaoxing.com/star3/origin/f4d74c1de4a91f83bc4349e158eeeb08.jpg" />