It is_______ he often fails in exam_______ makes his parents worried about him

He’s never sung English songs before,__________he—-_________. It’s his second time to sing inEnglish.

My brother has his own business — that’s also ______ Iexpect to do after I graduate from Harvard University.

Jim should have been informed of the wedding place -________but he simply forgot about it

We should learn from various civilizations, ancient and modern, and benefits from them.