--- Is your father a teacher of English in No. l Middle School? --- No. But he ______ English there for ten years.
#99778
A
has taught
B
has been teaching
C
taught
D
had taught
推荐题目
The teacher told us that light ______ faster than sound.
#103618
A
traveled
B
had traveled
C
is traveling
D
travels
Your cough ought ______ before it gets worse. 
#104320
A
tosee
B
tobeseen
C
toseeto
D
tobeseento
- Let's hurry. Professor Beach is coming.    - Oh, I was afraid that we ________.
#104520
A
already miss him
B
will miss him
C
have already missed him
D
had already missed him
Someone     my umbrella. It’s wet and it was wet in the last few days.
#100419
A
was using
B
must have used
C
has been using
D
has used