TOEIC, Визначити слово за його значенням

#201

n. exercise; assignment given to a student; something to be studied and learned
n. series of remarks; explanation (often written in essay or book form)
n. base; fundament; substructure; establishing; institution
v. to examine; to debate; to scrutinize; to solicit votes or opinions
n. misuse; loss; rubbish; garbage; sewage
n. prevention; rejection; leaving out; keeping out; shutting out