Scientists all over the world are new medicine to fight COVID﹣19.
A．blowing outB．trying out
C．leaving outD．keeping out
When my mother came into my room，I was just lying in bed and waiting for the alarm to _________.（ ）
A．put offB．take offC．turn offD．go off
﹣﹣﹣________ the Communist Party of China （中国共产党） founded in 1921？
﹣﹣﹣Yes，and it's her 100th birthday this year.（ ）
A．IsB．WasC．HasD．Have
﹣﹣﹣What is the world's mountain？
﹣﹣﹣Mount Qomolangma.（ ）
A．lowerB．lowestC．higherD．highest
—Why did he _______ your invitation that day？
—Because he had an important meeting.
A．turn downB．put awayC．turn upD．cut down
—Susan，how many women teachers are there in your school？
—In our school，_______of the teachers _______ women teachers.
A．third fourth；areB．third fourth；is
C．three fourths；isD．three fourths；are
The student on duty should hand out the exercise books before class.
A．give outB．put upC．hand inD．take out
—Bob，please ________ your spelling.You've dropped the "d" in the word "knowledge".
—Oh，yes.I'll be more careful next time.
A．listen toB．look forward to
C．pay attention toD．get used to
My classmate is running so fast!I ________ believe my eyes.
A．can'tB．needn'tC．mustn'tD．shouldn't
My brother is much ________ than me now.He grows really fast.
A．tallB．taller
C．tallestD．the tallest
Our Chinese teacher is nice and patient ________ she is very strict with us.
A．ifB．asC．unlessD．though
All the students in Grade Three are going to ________ the banks of the Xiangjiang River.（ ）
A．turn upB．give upC．clean up
XiaoYun，the ________ child was just born.His two elder sisters are at school.（ ）
A．youngerB．youngestC．older
Don't play with the knife，or you'll cut ________.（ ）
A．itselfB．yourselfC．himself
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