There are some health problems that，when ________ in time，can become bigger ones later on. (2013·浙江，19)
#88745
A
not treated
B
not being treated
C
not to be treated
D
not having been treated
推荐题目
_______ a precious diamond necklace for his wife, Martin could hardly afford a tie for himself．
#92328
A
Having bought
B
Buying
C
Being bought
D
To buy
It is suggested that all these gifts be mailed immediately _________ in time for Christmas.
#88871
A
in order to have received
B
so as to receive
C
so as to be received
D
so as to be receiving
In order not to be disturbed ,I spent three days ________ in my study.
#98167
A
locking
B
locked
C
to lock
D
lock
Having answered the phone，I couldn’t but what would happen next．
#88217
A
wondering
B
wondered
C
wonder
D
to wonder
It is reported that the water in the river is becoming worse and worse, the river around the city ____ with waste from factories．
#96043
A
polluting
B
polluted
C
having polluted
D
to pollute