1. Nam / go / didn't / to / school / yesterday / he / had / a fever / because .
2. what / in / free / do / you / time / do / you ?
3. a / my / twice / swimming / week / goes / sister .
4. do / in / karate / my / I / time / free / often .
5. often / go / you / how / English / the / club / to / do ?