Circle the letter A, B, C, or D to show the underlined part that needs correction in each of the following questions.
My laptop is very slow and unreliable. If you use it, please save your files frequently if you do not want to loose it.
A. you
B. it
C. you
D. it
Chọn D
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As its sales have increased, that computer company is going to _________ more staff.
It is a good idea for them to exchange _________ before the visits.
I expect Tom’s jokes were awful. Actually they are _________ funny.
They thought that the thief was still in the house.
The thief________________________________________________________________ .
After the bottom fell out of the market, he was virtually bankrupt.
Noise pollution generally receives less attention than_________ air pollution.