1, So embarrassing was the situation that she did not know what to do.
2, Janet apologised to her employer for her late arrival.
3, Were you to change your mind, you would be welcome to join us
4, Hardly had the workers started working when the accident happened
5, Nigel had better leave soon if he's catching the 8.30 train.
2, I had trouble (in) following the instructions.
3, I moved because I couldn't put up withthe neighbours' all night parties
4, We had expected things are cheaper here