Be careful when you deal with this chemical, as it will explode when ______ to sunlight.
#88860
A
exposed
B
to expose
C
exposing
D
being exposed
推荐题目
______ in the Middle East, Jordan holds a key strategic position, _______ both Israel and Iraq.
#93798
A
Lying; bordering
B
Locating; bordering
C
Lying; bordered
D
Located; bordered
Please do me a favor — ______ my friend Mr. Smith to Youth Theater at 7:30 tonight.
#93040
A
to invite
B
inviting
C
invited
D
invite
John is the only one of the students in the class who never _____ a mistake even when it is pointed out to him.
#92793
A
admits making
B
admitted to make
C
admitted making
D
admitted having made