1 are clapping ( thì HTTD : S + be + V-ing , dấu hiệu nhận bt : at the moment )

2 bought ( thì QKĐ : S + v-ed / v2 ) 

3 studied ( thì QKĐ : S + v-ed / v2 , dấu hiệu nhận bt : five years ago ) 

 is ( he / she / it + is ) 

4 were playing ( ta chia thì QKTD : S + was / were + V-ing vì 2:00 last week là 1 mốc thời gian đc xác định rõ ràng trong quá khứ ) 

5 is learning ( thì HTTD : S + be + V-ing , dấu hiệu nhận bt : now ) 

6 rises ( thì HTĐ : S + vs/es , diễn tả 1 sự thật hiển nhiên ) 

is rising ( thì HTTD : S + be + V-ing , dấu hiệu nhận bt : now) 

7 go ( thì HTĐ : S + vs/es , dấu hiệu nhận bt : uusally )

1. are clapping 

at the moment -> HTTD

2. bought 

in 2005 -> QKĐ

3. studied, is

five years ago -> QKĐ

now -> HTTD

4. played

last -> QKĐ

5. is learning 

now -> HTTD

6. rises, rising 

always -> HTĐ

now -> HTTD

7. go

usually -> HTĐ