Question

[Tuan Dat]

Past simple => Present perfect

1/ The students began doing this test an hour

=>The students have

2/Lan started working in that factory two years ago

=>Lan has

3/She began studying english 3 yaers ago

=>She has

4/Tom began to collect stamps in 2004

=>Tom has

5/She began to study english 3 years ago

=>She has

6/Nam started working for that company four years ago

=>Nam has

7/ It started raining an hour ago

=>It has

8/Lan began learning chinese in 2006

=>Lan has

9/Minh started to swim fuve years ago

=>Minh

10/He began writing the report at 4 o'clock

=>He

Answer 1

[Nguyễn Công Tỉnh]

Past simple => Present perfect

1/ The students began doing this test an hour

=>The students have done this test for an hour

2/Lan started working in that factory two years ago

=>Lan has workedin that factory for two years

3/She began studying english 3 yaers ago

=>She has studied english for 3 yaers

4/Tom began to collect stamps in 2004

=>Tom has collected stamps since 2004

5/She began to study english 3 years ago

=>She has studied english for 3 years

6/Nam started working for that company four years ago

=>Nam has worked for that company for four years

7/ It started raining an hour ago

=>It has rained for an hour

8/Lan began learning chinese in 2006

=>Lan has learnt chinese since 2006

9/Minh started to swim fuve years ago

=>Minh has swum for fuve years

10/He began writing the report at 4 o'clock

=>He has written the report since 4 o'clock