They usually have the medicine_______ before putting into the market all over the country.
#95721
A
testing out
B
to be tested out
C
being tested out
D
tested out
推荐题目
_______our English teacher,our English has been greatly improved.
#96825
A
Thanks to
B
Thank for
C
But for
D
Except for
  The young man was lying on the grass with his horse _____a tree.
#97370
A
being tied
B
tied to
C
tying to
D
was tied to
In the reading room, we found her____ at a desk, with her attention____ on a book. 
#89894
A
sitting; fixing
B
to sit; fixed
C
seating; fixing
D
seated; fixed
On the bank of the river, we found him _____on a bench, with his eyes _____on a kite in the sky. 
#88537
A
seated; fixing
B
sitting; fixing
C
seated; being fixed
D
sitting; fixed