He ()() it hard to()() the ()() development of ()(). _____
A: (found)
B: (keepupto)
C: (latest)
D: (medicine)
A: (found)
B: (keepupto)
C: (latest)
D: (medicine)
举一反三
- He found it very difficult____________(赶上)the development of physics.
- ______the TV on，he found it hard to concentrate on his homework.
- 发展是硬道理。 A: Development is the hard reason B: Development is the hard principle. C: Development is the absolute principle. D: Development is the absolute reason
- Jack London worked very hard and finally he _______ success. A: made B: found C: sought D: achieved
- Tom attended school a week ago, but he found it hard to____________________other students.（交朋友）