【单选题】I can't find my book. Perhaps I _______ it behind in the office yesterday.
【多选题】关于人际关系和谐的表现,下列说法正确的是( )
【单选题】---I’m sorry I ______ my homework at home. --- Don’t forget ________ it to school tomorrow.
【单选题】You may rest ______ that we will effect shipment without delay on receipt of your letter of credit.
【单选题】We ________ the project on time without your timely help .
A.
would not have finished
【单选题】有关甲硝唑含漱液的描述错误的是( )
C.
浓度达0.25mg/L时可抑制牙周常见厌氧菌
【单选题】为了量化的评价肌张力水平,最常用的量表是
【单选题】—Why didn't you give me a ring?—Well, I meant ______ but late I forgot.