63. The zookeeper feeds the animals at the zoo every day.
64. Should they help Timothy with cooking dinner?
65. The managers have copied the file since you left the company.
66. They are going to steal your money if you are not careful.
67. The thief broke the window and took away some pictures.
68. For centuries, poets, writers and musicians have mentioned ao dai in poems, novels and
songs.
69. They are going to plant some flowers and plants in our school yard next week.
70. Students in secondary school shouldn't drive motorbikes at school.
71. They had opened a new museum in this land before we came to live in Vietnam in 1999