どんなことも、基礎を（）からでなければ、高い技能は身につかない。
A.学ぶ
B.学んで
C.学び
D.学んだ
参考答案：B
My father said he ______ me a present unless I _____ in passing all the exams. [ ]
A. had not given; had not succeeded
B. would not give; succeeded
C. will not give; succeed
D. would not give; will succeed
顺经汤2功效与作用
