Подберите правильный вариант :)
Надеюсь на вас великие умы, просвещённые в английском.

1. This method has been referred … … an earlier paper.
A. at on B. to at C. to in D. in to

2. The theory … by our professor clarifies new experimental results.
A. has being proposed B. been offered C. offered D. proposed

3. Some new projects are … examination at the moment.
A. into B. for C. at D. under

4. His research resulted … establishing a new principle.
A. at B. of C. for D. in

5. Unfortunately, our results … by new more accurate calculations.
A. have been validated B. have been confirmed C. are confirmed D. have been disproved

6. We cannot come … any conclusion until we confirm all the data obtained.
A. to B. at C. on D. for

7. Pure science is directed toward understanding the basics of processes without … their practical applicability.
A. bringing into consideration B. taking into account C accounted D. interesting

8. The properties of the samples … during our experiments were thoroughly examined.
A. receive B. gotten C. obtained D. obtain

9. These results … that we should be more careful when we perform calculations.
A. make a conclusion B. sum up C. contradict D. lead to the conclusion

10. Some contributions have been made … the study of crystal growth.
A. for B. to C. of D. by