The threats to the health of astronauts in space are very different from __________ on earth.
| A．ones |
| B．that |
| C．it |
| D．those |
相关试题
Last month, the Japanese government expressed their thanks for the air theyfrom China.
| A． | receive | B． | are receiving | C． | have received | D． | had received |
Born into a family with three brother, David was ____to value the sense of sharing.
| A．brought up | B．turned down | C．looked after | D．held back |
Nowdays,there is a ______ increase in children`s creativity ,for they are greatly encouraged to develop their talents.
| A．sharp | B．slight | C．natural | D．modest |
-It`s nice .Never beforesuch a special drink!
-I`m glad you like it.
| A． | I have had | B． | I had | C． | have I had | D． | had I |
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