BÀI 1: CHIA ĐỘNG TỪ TRONG NGOẶC Ở THÌ HIỆN TẠI TIẾP DIỄN THỂ PHỦ PHỦ ĐỊNH THỂ VIẾT TẮT:
1 They ........aren't helping......(help) the teacher right now
2 She .....isn't staying.........(stay) in a hotel
3 I .....amn't travelling..............(travel) a lot these day
4 We .....aren't studying...............(study) science
5 The children ........aren't playing..............(play) football in the playgroup
6 Bob.......isn't watching..........(watch) the news on TV
7 My parents ,.......aren't talking.............(talk) to the teacher at the moment
8 The sun ......isn't shining...............(shine) today