A、 couldn’t; been
B、 can’t; gone
C、 can’t; been
D、 mustn’t; gone
答案:B
A、 couldn’t; been
B、 can’t; gone
C、 can’t; been
D、 mustn’t; gone
答案:B
A. a regular auction puts items on an auction site
B. an Internet auction has a longer time limit
C. bidders can make a bid after the stipulated time
D. the payment and delivery after an Internet auction are done by mail
A. visit
B. visiting
C. to visit
D. visited
A. visit
B. visited
C. will visit
D. was visiting
A. They don't want to make friends.
B. They are anxious.
C. They have some damages in their brains.
D. They think themselves different from other people.
A. May
B. June
C. July
D. August
A. take out it
B. take it out
C. take out them
D. take them out
A. Teenagers of 12 to 16 only need 4 to 7 hours’ sleep each day
B. Few of the teenagers have electronic products in their bedrooms
C. Teenagers spend too much time on electronic products
D. Girls between 13 and 16 spend the least time on electronic products
A. Routes
B. Transportations
C. Tickets
D. Customs.
A. can’t
B. needn’t
C. mustn’t
D. shouldn’t
A. Embroidery needs protecting.
B. A traditional art form.
C. A famous embroiderer.
D. A hard job.