–We’ve decided _______ on a trip this afternoon. Will you join us? -- I’m afraid not. I have some problems ___________ out.
#48703
A
to go, to work
B
to go , working
C
going. to work
D
doing, working
推荐题目
We have so many kinds of guitars for you ________.
#49705
A
to choose
B
to choose from
C
to be chosen
D
to be chosen from
Students should pay attention to __________ the teacher in class.
#50928
A
hear
B
listen to
C
listening to
D
hearing
—It’s necessary ____ our environment(环境). —I agree with you.
#50553
A
protect（保护）
B
protecting
C
to protect
D
protects
When we practice speaking English, we often end up ＿＿in Chinese.
#49172
A
to speak
B
speaking
C
spoken
D
speak