have difficulty还是difficultyies (in)doing sth?
have difficulty还是difficultyies (in)doing sth?
have difficulty in doing sth
have difficulty in doing sth .have trouble in doing sth
是have difficulty doing sth还是have difficult doing sth?
关于have difficulty in doing sth 变形
用have difficulty in doing sth 造句
have difficulties/difficulty in doing sth?
have difficulty doing sth
have some difficulty (in) doing sth.中的 difficulty可数吗
have difficulty doing sth 还是have difficulties do
has difficulty doing sth还是has difficulty to do sth
have difficulty (in) doing sth.请列举几个具有类似结构的词组.(关于have)