恩.
在现在进行时加ing
比如:I am doing my homework.
在三单后加s
比如:He likes doing some reading.
在作比较的时候加er
比如:He is taller than I.
一般过去时加ed
比如:I looked for my dog yesterday.
恩.
在现在进行时加ing
比如:I am doing my homework.
在三单后加s
比如:He likes doing some reading.
在作比较的时候加er
比如:He is taller than I.
一般过去时加ed
比如:I looked for my dog yesterday.