1.C.Instead
2.B.However我现在很健康,但是一年前我很胖
辨析 however和 but
二者都意为“可是,但是”;
but是并列名词,连接两个并列分句,上下二句在总的意义上构成了对比.
I really don't like cheese,but I will try just a little this time.我实在是不喜欢吃奶酪,但是这次我要尝一点.
however不能直接连接两个分句,必须另起新句,并用逗号隔开.
It was raining hard.However,we went out to look for the boy.雨下得很大,不过我们还是出去寻找那个孩子