how happy we are_____each other in washington!wo have hardly ever met in shanghai

seeing
to see
saw
seen

to see
相当于we are happy to see...
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第1个回答  2006-12-09
答案:seeing
BE动词后不应加TO
SAW是过去式。也不对。
SEEN是现在分词,不对。
第2个回答  2006-12-09
seeing
第3个回答  2006-12-09
seeing