_____ Mom had asked Jack to close the window  before he went out,______ he forgot to do it.
#58519
A
Though; /
B
Though; but
C
Till; /
D
Until; then
推荐题目
His father and mother ____ teachers.
#55700
A
are all
B
are both
C
both are
D
all are
_____Peter____ Bill is good at sports. They both play basketball really well. 
#55390
A
Either; or
B
Not only; but also
C
Both; and
D
Neither; nor
You can’t get off the bus ___________ the bus stops. 
#55501
A
after
B
when
C
until
D
because