We tried to _________his doubts and let him tell the truth.
A．replace B．remove C．review D．rebuild
The police ________him to see if he had a gun.
A．searched B．searched for C．in search of D．looked for
Is this museum _______some German friends visited the day before yesterday?
A．which B．that C．where D．the one
The visitors saw rows of houses the roofs _______are red.
A．where B．that C．what D．of which
As is known to all, China _______the group of developing countries.
A．belonging to B．was belonged to C．belongs to D．is belonged to
There is no doubt _______international cooperation is the key to dealing with cyber crime.
A．then B．that C． wheather D．this
