76.Do you mind helping me to put the chair away?

77.The time machine will be shown to the public when it is finished.

78.He was delighted that his aunt sent him a letter.

79.People recycle old car tires to make shoes and sandals.

80.I’m very sad not to be accepted in that group.

81. It's age.......since he last chatted with his classmates through the internet....

82.Tennis used to be an indoor game.

83.my grandmother's story was interrupted by a knock at the door.

84.Alice isn't used to driving on the right.

85.Mr Hung doesn't have enough money to buy a new motorbike.

86.You don't need to book tickets for the show in advance.

87. Lan hardly loses her temper with her staff.

88.Jane’s training accident prevented her from taking part in the race.

89.Alan was amazed to find the passport office was closed when he arrived.

90. I would rather you started to work next week.