This table is made of_____。

A piece of_____, please.

Westminster Abbey was built at the time of_____ .

中国大学MOOC: The interpretation of sigh in the “The Road Not Taken” is kind of_____ and_____.

China and Arab countries jointly make efforts to promote the “Belt and Road” initiative under the principle of_____ , _____ and______ .

The sentence “I veto I-C-E C-R-E-A-M-S” violates the maxim of_____ A: quality B: quantity C: manner D: relation

The major components of_____ are battery , ignition switch and starter . A: ignition system B: starting system C: fuel system D: cooling system

I don't agree with your plan to find a part-time job because I think study is a matter of_____ importance for a college freshman. A: minor B: efficient C: primary D: privileged

Phase lag compensation can reduce the cut-off frequency of the system after compensation by means of_____ in the intermediate and high-frequency band of the original system, so as to obtain sufficient phase margin with the help of the phase at this frequency of the original system. A: magnitude attenuation B: phase lag C: magnitude increase D: magnitude unchanged