UNIT 17 Present Perfect 現在完成式
UNIT 17 Present Perfect 現在完成式 Already and Yet
UNIT 17 Present Perfect 現在完成式 Already = 已經 Yet = 尚未
Affirmative Statements: Already 肯定 敘述 They have already mailed the invitations. They have already gotten her invitation.
Affirmative Statements: Already 肯定 敘述 She has already mailed the invitations. She has already gotten her invitation.
Negative Statements: Yet 否定 敘述 They haven’t mailed the invitations yet. They haven’t gotten her invitation yet.
Negative Statements: Yet 否定 敘述 She hasn’t mailed the invitations yet. She hasn’t gotten her invitation yet.
Yes / No Questions: Yet 疑問 Have they mailed the invitations yet ? Have they gotten the invitations yet ?
Yes / No Questions: Yet 疑問 Has she mailed the invitations yet ? Has she gotten her invitation yet ?
Short Answers Affirmative 肯定短回答 Yes, they have. Yes, she has.
Short Answers Negative 否定短回答 No, they haven’t. Yes, she hasn’t.
Let’s take a look at page 195..