Kỷ niệm 30 năm thảm họa Chernobyl

Step 1: Listen/Nghe

a) The Chernobyl disaster 30 years ago was caused by radioactive material blowing from Belarus and northern Europe.

b) The Chernobyl disaster 30 years ago was caused by overheating of nuclear fuel in the nuclear power station.

c) The Chernobyl disaster 30 years ago was caused by an explosion in the nuclear power station's roof.

Step 2: Learn the key words and listen again/Học từ và nghe lại

meltdown (a situation when fuel in a nuclear power station becomes very hot and melts through its container): (tình trạng) nóng chảy, tan chảy

reactor (short for nuclear reactor: a machine which produces nuclear energy): lò phản ứng

radioactive (containing harmful energy produced during nuclear reactions): (chứa) phóng xạ

swathe (large area of land): một vùng/rẻo/giải đất rộng lớn

vigils (acts of staying awake at night in order to pray, protest or give support to something): thắp nến hay thức đêm để tưởng niệm, ủng hộ hay phản đối một điều gì đó

Step 3: Transcript and answer/Bài khóa và câu trả lời

Ukraine has been holding ceremonies to mark the 30th anniversary of Chernobyl, the world's worst nuclear accident. A meltdown in the plant's reactor in April 1986 blew off the roof and sent a cloud of radioactive material across Ukraine's borders into neighbouring Belarus and across a swathe of northern Europe. Relatives of those who died held candlelight vigils at several churches.

b) The Chernobyl disaster 30 years ago was caused by overheating of nuclear fuel in the nuclear power station.