英语在线回答If you ___(be)free tomorrow,we will have a picnic.lt h

英语在线回答
If you ___(be)free tomorrow,we will have a picnic.
lt has taken the workers oneyear____(build)the road.填空
___（not be）late againnext time.填空
lt took him three years to travel around the country.同义句
lt will take us (three days) to learn the new lesson.同义句,括号提问.
She has gone to the USA (by plane).同义句,括号提问
Our parents visited our school last week.一般疑问
She has been to the restaurant （several tines).括号提问