更多"There have been several attempts to"的相关试题:
[单项选择]There have been several attempts to introduce gayer colours and styles in men's clothing, but none of them ______.
A. has caught on
B. has caught him out
C. has caught up
D. take roots
[单项选择]So far, several ships have been reported missing （ ） the coast of Bermuda Island.
A. off
B. along
C. on
D. around
[单项选择]Several experts have been called in to plan（ ）for boating, tennis, refreshments and children's games in the projected town park.
A. equipment
B. instrments
C. hnplement
D. facilities
[单项选择]Several experts have been called in to plan ______ for boating, tennis, refreshments and children's games in the projected town park.
A. set
B. facility
C. equipment
D. application
[单项选择]Several experts have been called in to plan______for boating, tennis, refreshments and children's games in the projected town park.
A. equipment
B. instrments
C. hnplement
D. facilities
[单项选择]There have been several leading ______ in genetic engineering to help cure terminal cases.
A. activeness
B. advances
C. currencies
D. resistances
[单项选择]There have been several new events ______ to the program for the 2008 Beijing OlympicGames.
A. add
B. to add
C. adding
D. added
[单项选择]What products have been damaged
A. Wheat, corn, meat and sugar.
B. Wheat, maize, cotton and meat.
C. Wheat, cotton, meat and bean.
D. Wheat, sugar, meat and bean.
[单项选择]Manyscientists have been probing psychologicalproblems.
A. solving
B. exploring
C. settling
D. handling
[单项选择]Attempts to introduce myxomatosis into New Zealand to control rabbit population have failed, mainly because ______.
A. increasing resistance to the disease is becoming apparent
B. there are no species of insects transmitting the disease in this country
C. flea and mosquito without the disease are absent in this country
D. the myxomatosis virus has been introduced into Australia
[单项选择]Conditions everywhere have been seriously worsened, ______ the postwar rise in prices.
A. as to
B. in relation to
C. owing to
D. with regard to
[单项选择]Many scientists have been probing psychological problems（ ）.
A. solving
B. exploring
C. settling
D. handling
