____ the police know the killer's identity, they are getting close to catching him. 
#81318
A
Even if
B
Although
C
Now that
D
As long as
推荐题目
Linda went to the bookstore and bought_______.
#64130
A
dozen books
B
dozens books
C
dozens of books
D
dozen of books
--Have you _   your debt?---Yes, we worked day and night to _____.
#71043
A
paid off, pay for them
B
paid for, pay them
C
paid, pay for them
D
paid for, pay them off