Question

[ánh tuyết nguyễn]

Amateur Astronomy

Many things have changed in astronomy over the past half-century. Until about 30 years ago, there was a great (1) .... of charts and catalogs. Telescopic equipment was limited and there were few books on practical astronomy. Today, the range of off-the-shelf telescopes and equipment covers almost everything one could need. Electronic calculators and computers have revolutionized almanacs and chart production, and (2) .... the analysis of observations and the publication of results.

All this must surely make this the golden (3) .... of amateur astronomy. Well, perhaps, but a great deal has been lost as well. Now one may have to travel 80 km to find a sky comparable to that found in urban areas 50 years ago. The daytime skies are now (4) .... by aircraft condensation trails which can (5) .... for hours and often spread out to form amorphous clouds, making solar observations impossible and (6) .... night-time observation too.

1	A deficiency	B shortfall	C inadequacy	D shortage
2	A facilitated	B maximized	C cultivated	D upheld
3	A period	B age	C time	D term
4	A bothered	B plagued	C troubled	D badgered
5	A proceed	B pursue	C prolong	D persist
6	A hampering	B smothering	C overcoming	D combating

Answer 1

[Komorebi]

1	A deficiency	B shortfall	C inadequacy	D shortage
2	A facilitated	B maximized	C cultivated	D upheld
3	A period	B age	C time	D term
4	A bothered	B plagued	C troubled	D badgered
5	A proceed	B pursue	C prolong	D persist
6	A hampering	B smothering	C overcoming	D combating