单项选择题
A.upon B.on C.over D.off
Only in this way（）English well.A.can we learnB.we can l...
单项选择题Only in this way（）English well.
A.can we learn B.we can learn C.we learn can D.that we can learn
Only then（）how much damage had been caused.A.she realiz...
单项选择题Only then（）how much damage had been caused.
A.she realized B.she had realized C.had she realized D.did she realize
They are the principles, many of them, （）I learned at m...
单项选择题They are the principles, many of them, （）I learned at my mother’s knee.
A.which B.that C.what D.how
