---How much salt did you put in the dish?  
 --- _____.
| A.None | B.Nothing | C.No | D.No one | 
I like to have my photos taken _______ there are mountains and rivers.
| A.there | B.in which | C.when | D.where | 
Anyone, whether he is an official or a bus driver, should berespected.
| A.especially | B.naturally | C.equally | D.normally | 
.In the near future, more advances in the robot technology _____by scientists.
| A.are making | B.are made | C.will make | D.will be made | 
One of our rules is that every studentwear school uniform while at school.
| A.shall | B.could | C.might | D.will | 
I haven’t finished my homework yet. I my mother with the housework all day yesterday.
| A.helped | B.have helped | C.was helping | D.have been helping |