(用适当形式填空)They ______ (come)　to China two months ago．

根据句意，用括号内所给单词的适当形式填空。

71. They ______(come ) to China two months ago

72 Many ______ (visit) come to China every year.

73. The twins ______( be ) at school this morning.

74 They always have fun ________(talk) to each other.

75. We ______ ( not watch ) TV last night.

76. Let me ______ ( help ) you.

77. Listen! Sue ______ ( sing ) an English song.

78. I ______ ( help ) my mother do housework tomorrow.

79. Tom always ______ ( get ) up at six o'clock in the morning.

80. ______ ( not close ) the door.

Lucy and Ann are good friends. They are from different countries. They are now in China. They are both in Class 3. Lucy is twelve, but Ann is eleven. Lucy is from the USA. She arrived in China 3 years ago. And Ann is from English. She is in China for two months. They both speak English. Lucy usually goes to school on foot. Ann usually goes to school by subway. Mr. Yang is their Chinese teacher. Lucy is good at Chinese. But Ann can only speak a little Chinese. Mr. Yang and Lucy often helps her study Chinese.

1. 1.

   Lucy and Ann are in the ­­_____ class, but they come ­­from _________ countries.

2. 2.

   Lucy ________ in China _________ three years.

3. 3.

   Lucy usually _________ to school and Ann _______ the subway to school.

4. 4.

   Lucy _______ _______ in Chinese.

5. 5.

   Lucy often helps Ann ________ _________ Chinese.