--How many times      he       abroad before?   --Never.
#39694
A
has ; been to
B
has ; been
C
has ; gone to
D
has ; gone
推荐题目
-----Did you notice him come in?-----No. I _____ a football game.
#41746
A
have watched
B
had watched
C
am watching
D
was watching
--What a beautiful school!–Yes. Many trees ________ in our school every year.
#39740
A
plant
B
are planted
C
were planted
D
is planted
There is a big bank near my home and it  three years ago.
#39945
A
is built
B
are built
C
was built
D
is building
When something __________me, I often ask my friend for help.
#37758
A
worry
B
worried
C
worries
D
worrying