আজকের যায়যায়দিন

26. Use articles where necessary. Some of the blanks may not require an article. Put a cross (×) where an article is not needed. The islands of Britain have been inhabited by various cultures during (a) — course of the last 500,000 years, and archaeologists have been able to study this rich history through (b) — careful analysis of artifacts which have been reclaimed from archaeological digs and excavations. (c) — time period spanning from approximately 600,000 years ago to about 10,000 years ago is deemed the Paleolithic period, and during this time permanent settlements were sporadic, at best, due to (d) — constantly changing environment and brutal living conditions. Initial analysis of excavations indicate that Homo erectus, (e) — predecessor to Homo Sapiens, was present in Britain starting at approximately 600,000 years ago, and that Homo Heidelbergensis was present at about 500,000 years ago. There was, however, (f) — rather lengthy warmer period that lasted from 400,000 to 180,000 years ago, during which (g) — settlements flourished and during which a large flint industry seems to have thrived. (h) — ice age that followed, however, from approximately 180,000 to 60,000 years ago, again drove out (i) — settlers, and there is (j) — little proof of any occupation at this time.

Answer: (a) the (b) the (c) the d) the (e) a (f) a (g) x (h) the (i) the (j) x.

Preposition

1. Complete the text with suitable preposition:

The science fair held (a) _our college paved a new way for us to gather practical knowledge. Many of our friends took part (b) _ the fair (c) _their projects. We showed genuine interest (d) _ them. Most of the projects were made (e) _ consistent (f) _the prevailing world situation. They were intended (g) _acquaint us (h) _the solutions (i) _some common problems. We are facing specially in regard to the environment we live in regard to the environment we live in. We were sanguine (j) _ achieving success and we really achieved it.

Answer: (a) in (b) in (c) with (d) in (e) in (f) with (g) to (h) with (i) to (j) about

2. Complete the text with suitable preposition:

Natural disaster has occurred throughout the world (a) _ recent years. The reason behind this is green house effect or warming (b) _ the air around the earth. Global warming is melting the huge ice (c) _ Polar regions and (d)_ the peaks (e) _the mountains. Consequently, the level (f) _ sea water has alarmingly increased. Cyclones and tidal bores are inundating and destroying the coastal regions (g) _a large extent. Climatologist believe that (h) _the last 185 years 99 cyclones hit the coastal areas and off Shore Island (i)_ our country causing irrecoverable loss (j)_ life and properties.

Answer: (a) in (b) of (c) in (d) of (e)of (f) of (g) to (h) during (i) of (j) to

3. Complete the text with suitable preposition:

Stephen Hawking was born (a) — an educated family (b) — 1942. He is considered the greatest physicist after Einstein. He received his PhD (c) —cosmology (d) — Cambridge University (e) — the age (f) — 26. (g) — 1979 he joined Cambridge University as Lucas Ian professor (h) — Mathematics. (i) — the age of thirty-two, he received the prestigious Albert Einstein Award (j) — theoretical physics.

Answer: (a) in (b) in (c) in (d) from (e) at (f) of (g) In (h) of (i) At (j) for

4. Complete the text with suitable preposition: Bertrand Russell was an outstanding philosopher and perhaps the greatest thinker (a) — the contemporary time. He was born (b) — 1872 (c) — an aristocratic family. He was privately educated and he acquired a perfect