题目内容
用正确的时态填空：
When I arrived, he ________ (watch) TV.
我到达时，他正在看电视。
My father told me he ________ (visit) Toronto next month.
Masha said she ________ (meet) me three years before.
He said he ________ (see) the film the day before.
By the time he was five, he ________ (learn) 1000 words.
The teacher told us that Mr Bell ________ (invent) the first telephone.
