`33` We have learnt French for a month 

`-` S + has/have + Vpp + O 

`-` Thì HTHT - for a month 

`34` She has not worked in this school since 2012

`-` Thì HTHT - since 2012

`-` S + has/have + not + Vpp + O 

`35` The red dress is more attractive than in the shop 

`-` S + be + more + long-adj + than + N/pronoun 

`36` Who is the shortest person in your family ? 

`-` S + be + the + short-adj thêm est + (N) + ... 

`----------`

`37` We have lived here since 2005

`-` S + has/have + Vpp + O 

`-` S + Ved/V2 + O 

`-` since + mốc thời gian 

`38` How long have you began to learn English ? 

`-` How long + has/have + S + Vpp + O ? 

`-` When + did + S + V-inf + O ?