Robert failed to complete his education____ he found it hard to focus on his studies.
A. although B. if C. because D. while
We live in a society_____ there is a great deal of debate about competition.
A. which B. where C. when D. that
--- What have you learned from your experience in Japan?
--- Well, meeting people from another culture ___ be very difficult.
A. must B. can C. should D. shall
According to the survey, modern industry_____ quickly in developing countries in the past half century.
A. develop B. has developed C. had developed D. developed
Jack, together with his sisters,_____ great interest in writing these days.
A. show B. will show C. are showing D. is showing
One advantage of fishing is ______ it can give you a lot of pleasure.
A. how B. why C. that D. when
