The teacher told me _________when I left the classroom.
A. lock the door B. to lock the door
C. to knock at the door D. knock at the door
There ______ a large number of students in our school. The number of the students _______ over three thousand.
A. is, is B. are, are
C. is, are D. are, is
There is a test tomorrow. So Tom is busy _______ for it.
A.prepare B. ready
C. preparing D. get ready
The wetland can ________ food and shelter ______ plants and animals, including different kinds of birds.
A. provide…for B. provide…with
C. make…for D. provides…for
You will find _______ useful to learn even a little English.
A. that B. it C. this D. They
–-What do you think of _______ phone you bought last week?
---It’s really________ ideal one for me.
A. a; the B. an; an
C. the; a D. the; an
