All the preparations for the task ___________, and we’re ready to start.
23. It is said that a bridge is being built _____ the river.
22. We will never forget this historical lesson written _____ blood.
21. He is very strict with others, but he is always blind _____ his own shortcomings.
20. The horse is blind _____ the left eye.
1.—When can we come to visit you?—Anytime you feel like .