11.if he /eat /another cake, will /sick
12.if /nam/ have/ alarm clock /arrive /school /on time
13.don't/ forhet/ turn off/ faucets before /go out
14.i/ look forward /hear /you /soon
15.father/ said/ return /the following day
16.she ask/ me/ what aspect /learn /english/ i /find /difficult
17.i/ not see/ mai /since/ we/ leave/ high school
18.wearing uniforms/ encourage/ students /proud /student /school /because /uniforms/ bear /school's name
19.it/ necessary students wear ///uniforms /school
20.even though the weather// bad, they have/ wonderful holiday
21.many tourists/ enjoy /most/ festival /VN though /not understand /vietnamese culture/ very much
22.lan /enjoy /the peaceful atmosphere while her friend pray
23..i /used /take /the zoo/ my parents /when /i/ little girl
24.because/ sister/ tired /go/ home