ing that _______ is not whether you fail or not,but whether you try or not

The repairs cost a lot, but it’s money well _____ [ ]

I would rather ________the football match last night with my friends. Otherwise，I would have finished my paperwork by now.[ ]

The kid is not ______ to work out the problem, for it’s too difficult.

e languages, 100 words make up half of allwords _______in daily conversations