—You didn’t seem to enjoy your meal very much. —It’s not that. I am just ____. 
#27017
A
on a diet
B
on diets
C
go on a diet
D
making a diet
推荐题目
We make sure we’re always well stocked up with candles, just ________. 
#28861
A
in case
B
for certain
C
in practice
D
for use
You must keep the news a secret and don’t put it ______ anybody else.
#28391
A
in possession of
B
in the possession of
C
in charge of
D
in the charge of