–Susan stays alone in the classroom and looks sad. _______ to her?
A. What happen B. What have happened
C. What is happening D. What was happening
I’ve_____ my book on the teacher’s table. Please _____ it to me.
A . left, fetch B. forgotten, bring
C. forgot, take D. left, carry
You bought a new computer last week, ______ you?
A . aren’t B. don’t
C. didn’t D. haven’t
How much does the ticket_____ from Shanghai to Beijing?
A. cost B. take C. spend D. pay
My bag is old. Let’s go to that shop ____ a new one.
A. to buy B. buy
C. buying D. and to buy
–May I surf the Internet now?-No, _____ you have finished washing the dishes.
A. if B. unless C. because D. when
