It's time for I'm a Singer，please ______ the TV．（ ）
A．turn onB．turn offC．open
A Chinese survey team reached the top of Mount Qomolangma_____May 27th，2020，which will improve human knowledge of nature and scientific development．（ ）
A．atB．onC．in
_______your smartphones， and read for at least 30 minutes，every day! You know，reading helps us to deepen our spiritual world．（ ）
A．Put awayB．To put away
C．Putting away
﹣What happened to Mrs．Smart？
﹣She cut herself while she______lunch．（ ）
A．preparesB．is preparing
C．was preparing
The twins are so alike that even their father finds______hard to tell them from each other．（ ）
A．itB．himC．them
﹣﹣﹣What do you think of Teenager Said（少年说）？
﹣﹣﹣____________（ ）
A．You are welcome．B．Good luck．
C．I love it．