On this occasion, 47 people were killed, even though, (35)______ in 1987, the weather forecasters issued accurate warnings.
A. when
Đáp án C
Giải thích: Đứng trước chỗ trống cần điền là cụm từ even though: mặc dù (chỉ ý ngược lại với mệnh đề đứng trước) nên unlike (không giống với…) là đáp án.
The sulfurous smoke from factories and power stations mixes with rain clouds and gets blown by the wind and then falls as acid rain (5) _____ destroys lakes and forests.
This means that your success as an employee will depend on your ability to communicate, with people and to (32) _____ your own thoughts and ideas to them so they will both understand what you are driving at and be persuaded.