Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
prefer – v. to like one thing better than something else
occasionally – adv. sometimes but not often
uNPRovoked – adj. happening without a reason or apparent cause
unequivocal – adj. without doubt, very clearly the case
cautious – adj. careful about avoiding danger
| 【福利】英语外教一对一，免费领取2节外教课 | 【给力】手机恒星网开通啦 |
