The blue whales are __________. We should try to protect them.
A.in the end B.in order C.in danger D.in peace
All living things should be respected, _______ plants and animals.
A.include B.including C.includes D.included
—Where is Li Hua? Is he in the classroom now?
—He ________ be there, for I saw him in the teachers' office just now.
A.can't B.mustn't C.isn't D.needn't
My father is a very ________ engineer and he makes many new things ________.
A.successful; successfully B.success; successful
C.success; succeed D.successful; successful
It's said that Xi Jinping, our ________ president, will visit our city next month.
A.67 years old B.67 years' old C.67-year-old D.67-years-old
Mr Wang teaches ______ English. We all like _______.
A.our; him B.us; him C.us; her D.our; her
