____ up late at night is bad for your health.
#50135
A
Stay
B
Staying
C
stays
D
Stayed
推荐题目
When we practice speaking English, we often end up __in Chinese.
#49172
A
to speak
B
speaking
C
spoken
D
speak
Don’t jump to a conclusion! Let’s _______ the problem first.
#49685
A
discussion
B
discussing
C
discuss
D
to discuss
---Why does Tommy look unhappy ? --- Because his teacher makes him _______ the classroom all by himself .
#50728
A
to clean
B
clean
C
cleans
D
cleaning
