When I entered the room, I found a little boy _____ on his mother’s knees _____ to draw a picture.
#94504
A
seated; learning
B
sitting; to learn
C
seating; learning
D
sat; was learning
推荐题目
What depressed her was that although she kept waving her hand, nobody seemed _______ her new watch.
#88697
A
noticing
B
to have been noticed
C
to have noticed
D
having noticed
The girl ____forward to buying a new gold watch.
#98980
A
referred to look
B
refers to look
C
referred to looks
D
referring to looks.
_______ the news, they are very happy.
#93481
A
Hearing
B
Heard
C
Hear
D
To hear
— My leg hurts a lot.— You’d better go to the doctor and have it _____. 
#91407
A
examine
B
examined
C
examining
D
to be examined