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lack of preparation for the change.
She was concerned to write about the truth. n. 担忧, 关注 show concern for
concerning prep. 关于 = respecting/regarding =concerned with
eg. He asked several questions concerning the future of the
company. 12.ban n. 禁止令
put a ban on sb/sth 宣布对…的禁令
v. 明令禁止 banned, banning ban/forbid/prohibit sb from doing sth
13.pure adj. 纯粹的，纯净的，纯种的，纯洁的，单纯的，纯正的(嗓音),纯理论的
(pure/applied math)
purify vt. 使…纯净，净化 purify sth of sth
purify water of bacteria the purified water
purify sb of sth洗涮…的罪恶 14. access n. 1) 通道
2) 权利,机会
have access to sth 有权使用，有机会接近
vt. 进入,使用
e.g. The loft can be accessed by a ladder.
accessible adj. 可到达的 be accessible to sth
15.conclusion n. 推论,结draw / come to / reach conclusion conclude v. to conclude
=in conclusion=lastly
论a