使用加固线拉牵加固货物有几种形式？
参考答案：
加固线牵拉形状有八字形、倒八字形、交叉捆绑、下压式捆绑或反又字下压式捆绑。
选出句中错误并改正。
( ) 1. There are an apple and two oranges in the bowl. _________________
A B C D
( ) 2. This is Tom's and Mary's bicycle. _________________
( ) 3. How many sheeps can you see under the tree? _________________
( ) 4. We are in Classes One Grade Two. _________________
( ) 5. There are six knifes in my box. _________________
( ) 6. Please pass me a paper. _________________
钾平衡potassiumbalance
