предложения с should

Also, if you order something and you are promised (deliver) before a certain date, you should get some money back if it doesn't come in time.
И переведите, если можно, предложение. Переводчик не предлагать.

1)First read the text,then do the exercises.
"Drama:Cops and Robbers"
Act 1.
Colin:Let's play cops and robbers.
Asel:I have never played cops and robbers.How do you play it?
Omar:You've never played cops and robbers?
Dmitry:Everybody has played cops and robbers?
Asel:Well?I haven't!Show me how to play.
Colin:O.K. Who wants to be a robber?
Dmitry:Me!
Asel:Me!
Omar:Me!
Colin:Asel and I'll be cops.I'll go by car and Asel will be at the police station.I'll talk to you,Asel,by car radio.
Dmitry:Asan,let's go and rob a shop.
Act 2.
Colin:Can you hear me all right?
Asel:Yes,sir.What's happening?Where have they been?
Colin:The robbers are coming up to the shop.They have broken the shop window and they are in the shop now.They are opening a safe.They have just opened it.
Asel:What are they doing now?
Colin:They've taken all the money from the safe.
Asel:Shall I help you,Sir?
Colin:No,I've already caught them.I'm taking them to the police station.We haven't reachedthe police station yet.
2)Write out the positive sentences in the Present Perfect Tense(they are 5).
3)Write out the negative sentences in the Present Perfect Tense(they are 3).
4)Write out the questions in the Present Perfect Tense(they are 2).
5)Write out the sentences with the words:
yet(1) just(1)
already(1) never(2)
6)Make questions.
a)I read the story of "Cops and Robbers" 5 minutes ago.
1)Yes/No 2)When? 3)What? 4)Who?
b)Asel has never played cops and robbers.
1)Yes/No 2)Who?
7)Rewrite the sentences with yet.
a)Victor is going to Disneyland.Victor has not...
b)Mike is going to Kazakhstan.Mike has not...
8)Put been or gone into the gaps.
a)Asel...to New York and she's staying there.
b)Asan...to Scotland,now he's in Almaty

Умоляю помогите!!!!