— Hi! John, would you like to play football with us? — Oh,I can’t. I ___ my lesson all the morning and still need half an hour. [ ]

下列词语中没有错别字的一项是

munication, a smile isusually _____ strong sign of a friendly and _____ open attitude

________ of the city ________ covered with parks and gardens, oh, it’s really a green city.

The boy _____ his hand and asked if the sun ______ in the east every day.