China is the first nation ________ sent Chang’e Ⅳ to the far side of the moon.
which
that
who
What do you think of the band's performance?
It could be ______.I think they're feeling very nervous.( )
good
better
bad
worse
I've never seen Mr.Taylor before.
Don't worry.I ______ him to you before the meeting.( )
will introduce
introduced
have introduced
had introduced
Peter spoke so ______ that I could hardly hear him.( )
loudly
quietly
clearly
patiently
My daughter helps me cook,but she isn't old enough to be left alone in the ______.( )
bedroom
classroom
lab
kitchen
Hurry up!
One moment.I ______ my e﹣mails and then I'm ready to go.( )
read
am reading
was reading
have read