a. He started working as a bank clerk 3 months ago.
=> He has.................................................................................................................
b. She began playing games at 2 o’clock.
=> She has.................................................................................................................
c. Mai has worked for this company since June.
=> Mai started.................................................................................................................
d. They have cleaned the streets for 2 hours.
=> They began.................................................................................................................
e. Mai last met him 10 years ago.
=> Mai hasn’t.................................................................................................................
f. My father last told me this story when I was 5.
=> My father hasn’t .................................................................................................................
g. It has been 5 years since we first flew to Singapore.
=> We have................................................................................................................
h. The last time we called each other was 5 months ago.
=> We haven't.............................................................................................................
k. It is a long time since we last met.
=> We haven't.............................................................................................................
l. Minh hasn’t eaten sushi since last year.
=> Minh last.................................................................................................................
m. My friends haven’t met together for 10 years.
=> My friends last .................................................................................................................
n. My uncle started to drive to Hue 2 hours ago.
=> My uncle has .................................................................................................................
l. When did you have it?
=> How long...........................................................................................................?