Bob watches the news every night _________ he wonders what’s going on around the world.
although
because
unless
What______ honest boy! And he is______ best student of all.
This maths problem is_______ easier but______ interesting than that one.
The weather in Beijing is different from______ in Suzhou.
Jim, ___ read books while you are walking in the street. It’s very dangerous.
The children enjoyed_______ very much last night.