问题
The tomato juice left brown ________ on the front of my jacket.
A:spot
B:point
C:track
D:trace;
B:point
C:track
D:trace;
正确答案是：
同类题型
How do you find the British Museum—Great! It’s ________ worth ________.
Where is my reference book? It was here a moment ago.—Someone ______ it by mistake.
The theory should____ practice, or it could just be something useless.
gh values may be ____, it’s helpful to share them with your partner for additional support.