— Bruce ________ so much in the past two years.
— Yeah, he ________ be shy, but now he is confident and active.
has changed; used to
changed; is used to
changed; used to
has changed; is used to
Tom likes looking out ________ the playground __________ the classroom.
Which floor is your classroom ____________ that classroom building?
单词辨音 (本大题共5分,每小题0.5分)
We were swimming in the lake _______ suddenly the storm started.
The price of petrol(汽油) is not _______ that of last year, so some more people are planning to buy cars.