问题

“I” _______ a letter.
A:is
B:am
C:be
D:are;
B:am
C:be
D:are;
正确答案是:
同类题型
_____ do you go online, Mary- Twice a week.
What’s the time —____________________.
His wife is very ____about dress and she is strongly _wearing _____clothes on formal occasions[ ]
As an old saying goes: “Opportunities favor the preparedmind”—Perfectly! Now ______
We agree to reduce our price by 3% ____ you guarantee to open the credit card on time