1.Neither of the twins ______(have) eaten mooncake.2.Jack ______(study) in this school since two years ago.3.- ______you ______ (do) your homework yet? - Not yet.I ______(do) it.4.我哥哥当医生已经五年了。His brother ______ _______ a doctor for five years.
2026年09月29日 08:04
有4个网友回答
网友(1):
1.has 2.has studied 3.Have done am doing 4.has been