16 I won't give her any more if she's ungrateful.
17 A wise man never loses anything if he has himself.
18 You can solve any problem if you apply yourself.
19 If they say you are good, ask yourself if it be true.
20 If they say you are good, ask yourself if it be ture.
21 You must ask permission if you want to leave early.
22 He's got a few kinks in his personality, if you ask me.
23 I'd like to ask you a few questions,if you don't mind.
24 He cannot refuse if you ask politely.
25 Soorow is at parting if at meeting there be laughter.
26 Even if the other win others, our attitude is victory.
27 This would be a pity if the Attorney were bluffing.
28 You will achieve your ambition if you work hard.
29 His father threatened to beat the boy if he stole again.
30 I go to bed early if I'm travelling the next day.