【单选题】One day Jack's wife was cleaning the house. 'Look at all these umbrellas (雨伞) ,' Jack's wife said to him. 'There are eight and they are broken.' 'I'll take them all to the umbrella shop. Maybe the wor...
A.
She was doing some washing.
B.
She was doing some cleaning.
C.
She was doing some shopping.
【单选题】Look! Emma is_______ her bedroom. Her room is always_________.
【单选题】I ________ the living room.Look,it is clean.
【单选题】Peter said,“jack,clean the room at once.” Peter ______the room at once.
【单选题】Look! The students ______ the classroom. [ ]
【判断题】戴在眼睛前的镜片不止是单纯的镜片,而是与眼球组成新的眼球光学系统。使外界物 体成像在视网膜上。
【单选题】下列关于美国科罗拉多大峡谷说法错误的是?