The headmaster ________for more than two weeks.
A.has left | B.has gone | C.has been away | D.has come back |
Now many crops can be improved ________different species of plant, such as rice, wheat.
A.by making |
B.by crossing |
C.by converting |
D.by changing |
________of food ________to the countries struck by the seaquake(海啸).
A.Large quantities; is sent |
B.Large quantities; are sent |
C.Large numbers; is sent |
D.Large numbers; are sent |
Each player of chess is trying to trap the other player's king into a position ________escape is impossible.
A.when |
B.that |
C.in which |
D.from which |
No matter how much you may dislike the adverts, there's no way to ________them in an age of globalization.
A.miss |
B.meet |
C.see |
D.escape |
All of us still remember the terrible earthquake that ________Tangshan twenty years ago.
A.attacked |
B.struck |
C.knocked |
D.exploded |