heard sb.( ) sth.括号中加"do"还是"doing"
heard sb.( ) sth.括号中加"do"还是"doing"
be heard to do sth 还是 be heard doing sth?
help sb是加to do sth还是doing sth还是do?
tell sb doing sth还是tell sb to do sth
when sb.do sth.还是 when sb.doing sth.
hear sb doing sth.还是hear sb do sth.
keep sb do sth 还是keep sb doing sth?
take sb.doing sth.还是take sb.to do sth.
notice sb do sth 还是 notice sb doing sth
before sb doing还是do sth
show sth.to do sb.还是show sth.do sb.还是show sth.doing sb.
make sb to do sth还是make sb doing sth还是make sb do sth