What does cio stand for ?

150. Find the mistake in the sentence. Computer science emerged as an independent discipline on the early 1960s.

1. 
   #on
   
2. 
   as
   
3. 
   an
   
4. 
   the
   

151. Find the mistake in the sentence. On the 1950s, most computer users worked either in scientific research labs or in large corporations.

1. 
   #on
   
2. 
   in
   
3. 
   or
   
4. 
   the
   

152. Find the mistake in the sentence. Both group quickly learned that writing programs in the machine language of zeros and ones was not practical or reliable.

1. 
   #group
   
2. 
   or
   
3. 
   learned
   
4. 
   was
   

153. Choose the right preposition. Jane is waiting for you _____ the bus stop.

1. 
   #at
   
2. 
   on
   
3. 
   in
   
4. 
   to
   

154. Choose the right preposition. The shop is _____ the end of the street.

1. 
   #at
   
2. 
   on
   
3. 
   in
   
4. 
   to
   

155. Choose the right preposition. My plane stopped ____ Dubai and Hanoi and arrived ____ Bangkok two hours late.

1. 
   #at / in
   
2. 
   in / at
   
3. 
   on / in
   
4. 
   in / in
   

156. Choose the right preposition. When will you arrive ____ the office?

1. 
   #at
   
2. 
   on
   
3. 
   in
   
4. 
   to
   

157. Choose the right preposition. Do you work _____ an office?

1. 
   #in
   
2. 
   by
   
3. 
   on
   
4. 
   to
   

158. Choose the right preposition. I have a meeting ____ New York.

1. 
   #in
   
2. 
   at
   
3. 
   on
   
4. 
   to