【单选题】—Please excuse me, but I really have to be going.
A.
es, of course. _________.
【单选题】Thank you for the sample cutting____ in your letter. A. enclose B. being enclosed C. enclosing D. enclosed
【多选题】按岩浆岩中矿物颗粒的相对大小,将其结构分为( )结构。
【单选题】生理盐水的物质的量浓度为(已知NaCl的相对分子质量是58.44)
【多选题】按矿物颗粒的绝对大小,岩浆岩的结构可分为( )结构。
【简答题】A.recruited B.joined C.enjoyed D.enclosed
【简答题】What is enclosed in this letter?A copy of ______.
【单选题】--Excuse me, can I have this seat, please? --I’m sorry, but it’s_______.
【单选题】—Don't throw paper on the ground, please. — ______. [ ]
【简答题】岩浆岩的结构按矿物颗粒的大小分为:(),(),(),似斑状结构。