The manager ____ nothing about the matter ____ he read his secretary’s report.
#38680
A
had known, when
B
has known, before
C
will know, after
D
knew, until
推荐题目
 My sister has learnt English _________.
#36360
A
for twelve years ago
B
since she was four
C
twelve years ago
D
at the age of four
 Listen! My sister_______ the piano in her room.
#39812
A
play
B
is playing
C
plays
D
Playing
You will _______ if you _______ late again, I think. 
#42006
A
punish; will come
B
be punished; will come
C
punish; come
D
be punished; come