—Look! Mark is reading a book in the library.
—It ________ be him. He is in the classroom.
can’t
wouldn’t
needn’t
Look!The young girl is dressing up _____ an old woman _____ a black dress
Christmas ________ important festival in the USA. A. is a B. is an C. are a D. are an
-______are you so happy, Daniel? -Because it’s my birthday today.
My father plans ______ me t o visit the Summer Palace this summer holiday.
Every day I do my homework _____ two hours.