In speaking activities, a speaker often tries to avoid using a difficult word or structure and chooses to use a simpler one. What learning strategy does the speaker use?

In speaking activities,a speaker often tries to avoid using a difficult word or structure and chooses to use a simpler one. What learning strategy does the speaker use?

The main bearing shells often have a thin （） of lead or indium to provide a layer giving protection against corrosion.

大学英语（一）（二）（三）（四）课程考核和全国高等学校英语应用能力考试（A级）成绩以百分制记载，（）分为合格。全国大学生英语等级考试以710分制记载，（）分为合格。

与表达式职称="教授" OR 职称="副教授"等价的SQL表达式为职称（）（"教授"，"副教授"）或职称（）"%教授"

Project（71）is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

● Project（71）is an uncertain event or condition that, if it occurs, has a positive or a negative effect on at least one project objective, such as time, cost, scope, or quality.（71）

Which WLAN device is often used to make wireless connections between buildings or campuses?（）

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

Doctors are often caught in a _____ because they have to decide whether they should tell their patients the truth or not.

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.