1. The British Council set up IELTS in 1980, which has been used as an international standardised test of English for non-native English language speakers till now.
2. The British Council has been using IELTS as an international standardised test of English for non-native English language speakers since 1980.
Do the two sentences above have the same meaning?
(1) is awkward because "which" can seem grammatically to refer to "1980". The meanings are slightly different in various respects. (2) is lacking the information that the British Council "set up" the test in 1980, and also it is more specific in saying that the British Council has been using the test, as opposed to the more general "has been used" of (1).
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(1) is awkward because "which" can seem grammatically to refer to "1980".
The meanings are slightly different in various respects. (2) is lacking the information that the British Council "set up" the test in 1980, and also it is more specific in saying that the British Council has been using the test, as opposed to the more general "has been used" of (1). "till now" in (1) feels ambiguou