On November 11, the so-called double 11 shopping carnival, his mother spent a lot in buying clothes __________ his father bought tens of latest digital devices.
| A．so | B．When | C．as | D．while |
Once there, as is described in the novel, in a village by the sea, who made a living by fishing.
| A．an old man lives | B．lives an old man |
| C．an old man lived | D．lived an old man |
The computer system suddenlywhile he was searching for information on the Internet.
| A．broke down | B．broke out |
| C．broke up | D．broke in |
--- What is the model plane like?
--- Well, the wings of the plane areof its body.
| A．more than the length twice | B．twice more than the length |
| C．more than twice the length | D．more twice than the length |
When firstto the market, these products enjoyed great success.
| A．introducing | B．introduced |
| C．introduce | D．being introduced |
Mrs. Black doesn't believe her son is able to design a digital camera, ?
| A．is he | B．isn't he |
| C．doesn't she | D．does she |