问题补充:
–Smoking is bad for your health. --Yes, I know. But I can’t .
A. give it in
B. give it up
C. give it out
D. give it away
答案:
A. give it in
(答案→)B. give it up
C. give it out
D. give it away
解析:考查give的短语辨析。A屈服,让步;B放弃;C发出,筋疲力尽;D赠送,泄漏,出卖;句意:—吸烟有害健康。—是的。我知道,可是我就是戒不掉。根据句意说明本句使用的是放弃;故B正确。