A．questionsB．answersC．solutionsD．problems

A．Problems with the teachers.B．Problems with family members or friends.C．Problems with

答案解析

There is a U. N. convention that can cover ______.A．problem between neighborsB．problem bet

答案解析

The word "they" （Line Para.3) denotes ______.A．damagesB．answersC．decisionsD．questions

答案解析

A．decisionsB．conclusionsC．solutionsD．modifications

答案解析

What you need to do is to keep things short and sweet, just the ______.A: questionsB; to

答案解析

【C3】A．questionB．answersC．standardsD．rules

答案解析

Dividing a big problem into small problems is a t

答案解析