Many people find ____ difficult to succeed in language learning.

Americans are highly ______ , and therefore may find it difficult to become deeply involve

Americans are highly mobile, and therefore may find it difficult to become deeply______wit

Foreign students find certain structures particularly difficult; ______, teachers need a r

Some people who are successful language learners find it difficult to _____ in other

The writers find it difficult______.A.concerned w

We find it extremely difficult to ______ the mean