9. Я даже не знаю, что делать в таком случае. - Возможно, будет правильным совсем ничего не делать. 10. Что ты держишь в руках? - Это такие конверты, в которых адрес пишется в специальных окошечках.
9. I don't even know what to do in such a case. -May be correct not to do anything. 10. That you hold in your hands? Such envelopes in which the address is written in special okošečkah.
9. I do not know what to do in such a case. - It may be quite right to do nothing. 10. What do you hold in your hands? - These are the envelopes in which the address is written in a special little window.
9. i don"t even know what to do in such a case. - it might be the right thing to do. 10. what are you holding in your hand? - it"s such envelopes, in which an address is written in a special окошечках.