1 Will you take your camera when you go to the camp? 2 I have forgotten my mugCan I take yours? 3 I need a pair of warm socks-I'm going to sleep in the tent 4 Can you play the guitar? 5 Don't forget to take your sleeping bag when you go camping 6 Have you taken a warm sweater? The night is going to be cold 7 My backpack is so heavy. Can you help me? 8 Oh, I'll help you to put up a tent! It's not difficult at all! 9 When you go to a picnic always take some medicine with you 10 Where's our penknife? I need it right now
1 Will you take your camera when you go to the camp? 2 I have forgotten my mugCan I take yours? 3 I need a pair of warm socks-I'm going to sleep in the tent 4 Can you play the guitar? 5 Don't forget to take your sleeping bag when you go camping 6 Have you taken a warm sweater? The night is going to be cold 7 My backpack is so heavy. Can you help me? 8 Oh, I'll help you to put up a tent! It's not difficult at all! 9 When you go to a picnic always take some medicine with you 10 Where's our penknife? I need it right now
Объяснение:
Общий вопрос - is the aetiology of cancer unknown?
Альтернативный вопрос - is the aetiology of cancer known or unknown?
1 специальный - Why is the unknown aetiology of cancer?
2 специальный - When the aetiology of cancer is known?