Do not use other verb tenses that are not approved.

A. Make sure that the tab fully connects to the surface without bubbles.

B. Make sure that the label fully attaches to the surface and that there are no bubbles.

C. Make sure that the tag is fully engaged on the surface and no bubbles.

A. 描述飞机发动机时，提供如下必要信息： 1.制造商和型号 2.发动机类型、气缸数、压气机类型等 3.额定功率 4.额定发动机转速 5.齿轮减速器，如适用 6.正常安装的附件 7.涡轮增压器或其他增益 8.限制、警告或提示。

B. 描述飞机发动机时，提供如下必要信息： 1.制造商和型号 2.发动机类型、气瓶数、压气机类型等 3.功率评定 4.发动机转速等级 5.齿轮减速，如适用 6.附件正常安装 7.增压/涡轮增压或其他增强 8.限制、警告、提示。

C. 描述飞机发动机时，提供如下必要信息： 1.制造商和型号 2.发动机类型、气缸数、压气机类型等 3.额定功率 4.额定发动机速度 5.减速齿轮，如适用 6.附件的正常安装 7.增压/涡轮增压或其他增强 8.限制、警告、提示。

A. The numbering of paragraphs and subparagraphs within a section is not required.

B. No numbers of paragraphs and subparagraphs is required in a section.

C. The numeral order of the paragraphs and subparagraphs is unnecessary in a section.

A. 确保着陆时切断灯的开关电源连接。

B. 确保着陆灯断开电门的电连接是安全的。

C. 确保着陆灯安全切断了开关电源连接。

A. A lab analysis of the contamination is required to the frequently clogged filters.

B. When you find the filters blocked in a very short time, ask the vendor to inspect them for any contamination.

C. If the filters get clogged at an unusually early stage, send them to the laboratory to analyze the contamination.

A. 如果阻止正确的部件过来（操作？），则出现凹痕是不被允许的。

B. 如果不正确地操作部件，则出现凹痕是不被允许的。

C. 如果不正确地操作部件，则出现划伤是不被允许的。

A. 对现有分析进行了审查，以确定哪些部件和区域可能表现出较低安全边际。

B. 对现有分析进行了审查，以确定可能显示出较低安全裕度的组件和区域。

C. 现有的分析被审查，以确定可能阻止安全边际降低的部件和区域。

A. It includes cardinal rigging dimensions used in checking damaged aircraft or aircraft undergoing major repair .

B. It includes the basic rigging dimensions for inspection of damaged aircraft or aircraft is undergoing major repairs.

C. Basic rigging dimensions for inspection of damaged aircraft or aircraft experienced major repairs should be included.

A. If there is not a conflict between the two indicators, repeat the test.

B. If the two indications are different, do the test again.

C. Do the test again unless the two indications are different.

A. 用填隙片填充空隙并在临近的结构区域补封严胶胶。

B. 填隙片在临近结构区域填充空隙需要补封严胶。

C. 用密封胶填充补片和相邻结构之间的空隙。