The mobile phone has influenced people’s life a lot since it ______.
#36450
A
invents
B
invented
C
is invented
D
was invented
推荐题目
My coat _______ there behind the door. Can’t you see it?
#41671
A
is hanged
B
is hanging
C
hangs
D
has hung
Tom realized that he ________ his physics book at home when he reached school．
#41955
A
left
B
had left
C
was leaving
D
leaves
I ________you yesterday afternoon，but you ________at home.
#38449
A
call，aren’t
B
am calling，aren’t
C
called，were
D
called，weren’t