블로그

• [2016]고3 4월 모의고사 직독직해 37번 (삽입 )[부산 독학재수,화명한샘 학원] out a transaction. (①) When done correctly, reciprocity is like getting the pump ready. (②) In the old days, pumps required lots of effort to produce any water. (③) You had to repeatedly work a lever to eliminate blog.naver.com · 2016.04.28