Question

I'm feeling better , so i've started _____.

a taking lessons b to take lesson c will work d take lesson
we ____in the TV station since we moved to shanghai
a have worked b worked c will work d a re working
请说明原因
现在完成时和现在进行时的区别

Answer 1

1.选A 用taking lesson,have started 是现在完成时，start doing 是一个搭配词派裂雀组尘早，一般用start to do 或者start doing.此文用 doing
2.选源芦A， have worked.现在完成时

Answer 2

1.A
start to do 准备开册升启始州如做什笑穗么
start doing 开始持续到现在
2.A
since后面是过去式，前面就要比后面晚一个时态，就是过去的过去，用完成时。