Mọi ng giúp mình bài này với . vote 5* C.Fill in the gaps in the following sentences using the appropriate form of the verb in brackets. 1.during that period, enormous advances.....(make) in computer technology. 2.the following year, twice as many PCs.....(sell) 3.in the 1980s, at least 100,000 LANs......(set up) in laboratories and offices around the world. 4.the first digital computer.....(build) by the University of Pennsylvania in 1946 5.last year, more software companies......(launch) than ever before. 6. IBM's decision not to continue manufacturing mainframes......(reverse) the year after it.......(take).

2 câu trả lời

1. were made 

2. were sold 

3. were set up 

4. was built 

5. were launched 

6. was reserved- was taken

Bị động quá khứ đơn: S+was/were+Ved/ V cột 3 (by O)

1. was made 

2. were soldd 

3. was set up 

4. was built 

5. were laught

6. was reserved-was taken

$Morning$

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