You shouldn’t accept a gift from a person _____ you don’t know him.
#31530
A
until
B
unless
C
if
D
whether
推荐题目
Look! Every player in our team is doing their best. It seems ________our team is going to win.
#33438
A
even if
B
if only
C
as if
D
only if
_____H7N9 is a deadly virus, it is still safe to eat thoroughly-cooked chicken.
#31394
A
Until
B
While
C
If
D
Since
----How soon will you send the book to me? ----It will be two days _______ you receive my book.
#33944
A
before
B
that
C
since
D
when
__________ you are old enough to judge things, you should decide your path in life.
#31539
A
Since
B
In order that
C
Though
D
Unless