---when _______the telephone________，do you know?---Yes．In 1876．
#39777
A
was，invented
B
are；invented
C
did；invent
D
had，invented
推荐题目
Miss Lin____________ a lot of work for the poor area since 2010.
#38981
A
does
B
did
C
has done
D
will do
--Where is your teacher now, Jenny? -- My teacher ____________in the classroom.
#40131
A
teach
B
teaches
C
teaching
D
is teaching
– Do you have any plans for your winter vacation?– Yes. I am ________ for Paris next month.
#40122
A
living
B
watching
C
thinking
D
leaving
—The skirt looks different from the others and it’s really nice.—Thanks. It _________ by my mother last month.
#42064
A
made
B
is made
C
has been made
D
was made
Listen, a small number of students ______ in the classroom.
#40135
A
talk
B
talks
C
is talking
D
are talking