句型轉(zhuǎn)換,
1.We need to come up with (a plan.)
對括號里內(nèi)容提問
－－－－ －－－－ －－－－ －－－ to come up with
2．I volunteer to clean up the park.My brother volunteers to clean up the park ,too
合并為一句
＿＿_ ______ I ______ _____ my brother ______ to clean uo the park