The samples__________in quality but were general acceptable．
#105228
A
varied
B
changed
C
disagreed
D
Exchanged
推荐题目
Mr. Brown repeated his words to his son, raising his voice a bit, but still no answer.
#105055
A
received
B
receiving
C
had received
D
to receive
The search was________ when night came，even though the child had not been found.
#105182
A
approved
B
acquired
C
achieved
D
abandoned
Lacking rain, many river in Yunnan province have ______ recently.
#105147
A
dried up
B
dried out
C
dried off
D
dried at
The past 30 years has ______ the great changes that have taken place in China.
#105211
A
seen
B
noticed
C
watched
D
looked