After the Shenzhou-9 manned spacecraft was successfully launched, Liu Yang became the first woman astronaut ________space in China.
#93302
A
to enter
B
enter
C
entering
D
entered
推荐题目
His conclusion, ______ on careful research, was acceptable.
#88843
A
to base
B
to be based
C
basing
D
based
We may learn ___ English well by ___ it.
#97835
A
speaking, spoken
B
spoken, speaking
C
spoken, spoken
D
speaking, speaking
 Entering the room, I found Mary _______ at the desk and _______ a letter.
#90588
A
seated; wrote
B
sitting; written
C
seating; writing
D
seated; writing