Write IUPAC names of the following compounds : ((i) CH3−CH| CH3−CH| OH−CH3| C | CH3−CH3 (ii) CH3−CH| OH−CH2−CH| OH−CH| C2H5−CH2CH3 (iii) CH3−CH| OH−CH| OH−CH3 (iv) HO−CH2−CH| OH−CH2−OH (ix) CH3−O−CH2−CH| CH3...
7.Do you know the ___(主人 ) names of these dogs. 8.Happy birthday, Lucy. Here is a ___(礼物 ) for you . 9.Who teaches ___(they) English? Mr Liu. 10.We have a class meeting ___( one ) a week. 11.Those books are the ___ (child).Give the ...