Bob, dinner is ready. Please wash your hands ________ you eat.( )
until
after
while
before
During the epidemic(疫情) many______in our city went to Hubei Province as volunteers.( )
A.woman doctorB.woman doctors
C.women doctors
We should protect the environment _______ we can make a better world to live in.( )
A.so thatB.even though
C.as soon as
I will be in senior high school ______ a month. I can't believe the time went by so fast.( )
A.atB.inC.on
Zhong Nanshan is not only_______excellent doctor but also a brave fighter.( )
A.aB.anC.the
﹣There will be a graduation ceremony next week. Do you know____________?
﹣We will have it on line instead of at the school hall.( )
A.when it will be held
B.when it was held
C.where it will be held
D.where it was held