词汇知识____________(vt.)温习(功课)____________(n.)纪律____________(n.)关系____________(adj.)正式的→____________(反义词)____________(adj.)轻松的;松懈的;宽松的→____________(adj.)令人放松的;令人轻松的____________(adv.)同样地,类似地→____________(adj.)
如果你不带雨衣出去,你就要冒淋湿的危险,因为可能下雨。 If you go out __________ a raincoat you risk __________(get) wet, because it may rain.
我认为他住在那里,但我不敢肯定。 I think he lives there but I couldn't say __________ __________.
A surgeon is a doctor who does __________(外科手术).
The fuel that pa machine provides the energy that the machine needs in order to work.
He has a good __________(掌握,精通)of English.