French people generally don’t like firm handshakes.

A、Keep your cellphone on.

B、Leave the table during a meal in an emergency after excuse yourself.

C、Ask a person closest to an item that you cannot reach.

D、Say" No, thank you" when you prefer not to eat something.

B.bear

C.sustain

D.undergo

A、test cross

B、epistasis test

C、complementation test

D、allelic series test

E、biochemical test

A.deceptive

B.jealous

C.preconceived

D.stale

A、机务维修人员在作业过程中可以对工卡内容进行适当改动

B、机务维修人员在作业过程中必须完全遵循工卡规定的内容

C、我国的飞机维修工卡必须以中英文对照的形式编写

D、我国新版的机务维修人员执照考试大纲可能会加入英语等级考试要求