下列翻译中，“学而时习之”当中的“习”字的最恰当的翻译是

A.to learn and constantly practice what is learnt

B.To learn and at due times to repeat what one has learnt

C.To learn and constantly digest

D.To acquire knowledge and constantly to exercise oneself

A.to learn and constantly practice what is learnt

B.To learn and at due times to repeat what one has learnt

C.To learn and constantly digest

D.To acquire knowledge and constantly to exercise oneself

A.to learn and constantly practice what is learnt

B.To learn and at due times to repeat what one has learnt

C.To learn and constantly digest

D.To acquire knowledge and constantly to exercise oneself

A.翻译困难是主观的，翻译问题是客观的，翻译课要解决的是翻译困难

B.翻译困难是普遍的，翻译问题是个别的，翻译课要解决的是翻译困难

C.翻译困难是感性的，翻译问题是理性的，翻译课要解决的是翻译困难

D.翻译困难是个别的，翻译问题是普遍的，翻译课要解决的是翻译问题

A.翻译困难是主观的，翻译问题是客观的，翻译课要解决的是翻译困难

B.翻译困难是普遍的，翻译问题是个别的，翻译课要解决的是翻译困难

C.翻译困难是感性的，翻译问题是理性的，翻译课要解决的是翻译困难

D.翻译困难是个别的，翻译问题是普遍的，翻译课要解决的是翻译问题

A.DNA复制

B.转录

C.翻译

D.翻译后加工

A.基于中间语的翻译

B.基于浅层语法的翻译

C.基于外在语言的翻译

D.基于深层语法的翻译