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【判断题】
齿轮传动强度计算时，接触应力与零件表面硬度无关。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The main duty of a __________ to maintain and repair facilities in the guestroom.
A.
repairman
B.
bellman
C.
porter
D.
receptionist
【简答题】Section B Conversation
【单选题】The main duty of a __________ to receive guests and help them check in and check out.
A.
repairman
B.
bellman
C.
porter
D.
receptionist
【简答题】Section B Conversation
【单选题】The main duty of the British Privy Council is to .
A.
make decisions
B.
give advice
C.
pass bills
D.
supervise the Cabinet
【简答题】阅读理解 Section B
【单选题】What is the main duty of the Preventive Service Task Force?
A.
To make precautions against the spread of disease.
B.
To help public learn about the indicators of disease.
C.
To decide whether some medical checks are necessary.
D.
To judge if the doctors are qualified for what they do.
【判断题】Six Rites are Nacai, Wenming, Naji, Nazheng, Qingqi and Returning to the bride's parents' home.
A.
正确
B.
错误
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