The first public TV broadcasts were made in the USA in 1925.Many different people contributed 1 the development of TV.Most early TV broadcasts were made 2 (use)a system developed by John Logie Baird in the UK. 3 ,his system was very primitive and had many 4 (drawback).Philo Farnsworth made important breakthroughs in the development of TV in 5 late 1920s and early 1930s.
John Logie Baird 6 (construct)the first colour TV in 1928.It was not until 1951 7 regular colour TV broadcasts began in the USA.Regular colour TV broadcasts 8 (be)delayed in the UK until 1967.
Satellites were used to broadcast TV beginning in 1962.Satellites allow TV to be broadcast live over vast distances.They also make TV 9 (access)to people living far away from cities,and satellite dishes can often be seen 10 (distribute)throughout the countryside and remote areas.
1. 2. 3. 4. 5.
6. 7. 8. 9. 10.
答案
1.to 考查动词短语的固定搭配。contribute to “促成”。to是介词。
2.using 考查非谓语动词。v.-ing作方式状语。
3.However 考查副词。上下文之间是转折关系。
4.drawbacks 考查名词的数。前文的many表明本空的名词drawback“缺点”要用复数形式。
5.the 考查冠词。此空是固定短语in the late 1920s“在20世纪20年代晚期”。
6.constructed 考查动词的时态。根据后面的时间状语in 1928推知用一般过去时。
7.that 考查强调句型。强调的是时间。
8.were 考查主谓一致和时态。主语broadcasts是复数形式且上下文是一般过去时,所以用were。
9.accessible 考查词性转换。此空考查make+宾语+adj.作宾补,所以填accessible“可得到的”。
10.distributed 考查非谓语动词。动词的过去分词作主语补足语。
