【单选题】The food smells terrible, Please ___________ .
【单选题】Lily,is this your book? Please . [ ]
【单选题】全世界使用的农药超过700种,常用约320种,我国常用约( )种。CAC数据库跟踪农药208种(2019.2)。
【判断题】当电源为5V时,高于3.5V的电压为高电平
【单选题】“Ladies and gentlemen! Please ___.”
【单选题】The photos are in the box. Please_______. [ ]
【单选题】These are your books. Please .
【单选题】The kite is broken. Please ___________.
【单选题】Attention please. The plane will ______ in five minutes.
【单选题】.---- Is there a table for 4 ,please ? -----_____ , please .Is the one near the piano OK?