-Where is John?-He ______ the science lab.A. has gone to B. has been to C. went to
__ your help, we can finish the task in time.
—Look at the boy running on the ground. Is it Davis? —It ______ be him. I saw him go to the teacher’s office just now.
When I returned to my hometown, I was nearly lost. Almost ______had changed.
—Sonia, is this your dictionary? —Oh, no, it’s not ______. Ask Li Lei, he is looking for ______.
Let’s look at the bag. Can you see“s” on the corner of _bag?