用墨斗弹线时,遇到原木()应事先找正顶面,避免滑线。
A、弯曲
B、拱突
C、歪斜
D、裂纹
参考答案:A, B, C
Directions:
You just spent your summer holidays in Tom’s hometown, Tom’s home is at a small and quiet countryside. Now, you are going to write him a letter of thanks for all he and his family did for you during your stay there.
Imagine some details of the summary holidays. Write your letter in no less than 100 words. Write it nearly on ANSWER SHEET 2.
Do not sign your own name at the end of the letter; use "Li Ming" instead.
Do not write the address, (10 points)
中华人民共和国海事机构对下列()行为,实施违法记分管理。
①因违反水上交通安全管理法规受到海事行政处罚的船员
②船舶安全检查存在缺陷的当事船员
③实际操作检查不合格的船员
④指使、强令船员违章操作的船舶所有人或经营人
A.①②④
B.②③④
C.①③④
D.①②③