. It isn't so much whether he works hard; the question is whether he works _____.
| A．above all | B．in all | C．at all | D．after all |
. _______ myself to my study, I would be sitting in a comfortable office now.
| A．If I devoted | B．Should I devote | C．Would I devote | D．Had I devoted |
Sunset at Mount Huangshan is a beautiful scene, _______ I’ll never forget.
| A．one | B．it | C．what | D．that |
Mike is handsome, kind and full of energy. , I can’t speak too highly of him.
| A．As a result | B．By the way | C．In a word | D．On the contrary |
Teachers’ advice of ______ stress over the school days must be granted by the headmaster.
| A．students to reduce | B．students reducing |
| C．students reduced | D．students being reduced |
The public transportation in this city is very convenient, where many buses run ______.
| A．occasionally | B．approximately | C．immed iately |
D．frequently |