CAE Part 4 Key word transformations Inversions This door is an emergency exit and must never be locked for any reason. ACCOUNT On _____________________________be locked because it is an emergency exit. Your mobile phone should be switched off at all times during the performance. SHOULD Under no _________________________________your mobile phone switched on during the performance. As soon as Alex finished his homework, he went out on his bike. HAD No ___________________________________ than he went out on his bike. You must never let anyone else use your Identity Card. SHOULD Under ____________________________ let anyone else use your Identity Card. Signing the contract without the director’s approval is not allowed. CIRCUMSTANCES Under _________________________________________sign the contract without the director’s approval. We managed to escape just before the whole building caught on fire. HAD No _________________________________________ the whole building caught on fire. Even if she runs really fast, Tina won’t get to school on time. HOW No _____________________________________, Tina won’t get to school on time. It is essential that this door is kept unlocked. SHOULD On no __________________________________________________locked. The service was first-class and the rooms were excellent too. ONLY Not _______________________________________the service was first-class too. They would never make a decision so quickly again. MINDS Never again ________________________________________so quickly.