试题题干
WORD FORMATION
Complete each of the following sentences with the proper form of the word in brackets.
(concern) Her new report is 
with rainforest.
参考答案
试题解析
be concerned with：参与，干预；关心；相干；涉及
句意：她的新报告与热带雨林有关。
WORD FORMATION
Complete each of the following sentences with the proper form of the word in brackets.
(concern) Her new report is with rainforest.
be concerned with：参与，干预；关心；相干；涉及
句意：她的新报告与热带雨林有关。