If he()(study) harder, he will catch up with us soon.
A. studying
B. study
C. to study
D. studied
Bob said he would do what he could——you with your study·
A.helping
B.help
C.to help
D.helped
Peter wishes that he ______law instead of literature when he was in college.
A.could study
B.studied
C.had studied
D.would study
All the afternoon he worked in his study with the door ______.
A.to lock
B.locking
C.locked
D.lock
Why did the professor study the Brazilian students' behavior?
A. He felt puzzled at the students' being late.
B. He felt angry at the students' rudeness.
C. He wanted to make the students come on time later.
D. He wanted to collect data for one of his studies.
A) had studied
B) study
C) studied
D) had been studying
The idea for the new project came to Jack ______ to his study recently.
A. while devoting
B. while devoting himself
C. while he was devoted
D. while devoted
A.of
B.into
C.with
D.because of
A.make up
B.take up
C.give up
D.put out
Peter wishes that he _____law instead of literature when he was in college.
A. could study B. studied C. had studied D. would study
When he was in his ______ , he began to study English.
A.forty
B.forty's
C.forties
D.forty's years old