Rewrite the sentences without changing the meaning.

41. "I'm very busy. I'll ring you tomorrow,” he said.

He told me___________________________he was very busy and he would ring me the following day______________________________

42. John could do his homework because his sister helped him.

Without_______________________his sister's help, John could not have done his homework____________________________________

43. I. usually drive to work, but today I go by bus.

Instead_______________________of driving to work, I go by bus today_____________________________________

44. Mary will be happy to give you a hand.

Mary does not mind_____________________giving you a hand____________________________

45. Their knowledge of English is limited.

They________________________don't know much of English______________________________________

46. He could not sleep because the traffic was noisy.

The noise_________________________of the traffic prevented him from sleeping_________________________________

47. More people live in New York than in Washington.

Not so___________________________many people live in Washington as in New York_________________________________

48. The police started investigating the case a week ago.

The police have__________________________investigated the case for a week___________________________

49. We never intended to travel abroad.

We never had___________________________any intention to travel abroad____________________________

50. Immediately after his arrival, things went wrong.

No sooner_______________________had he arrived than things went wrong__________________________________