tourists visit the Great Wall every year.
| A．Million of | B．Millions of |
| C．five million of | D．five millions of |
—Where is your father , Helen ?
—He is trying to _____a new shower in he bathroom.
| A．put out | B．put in | C．put up | D．put on |
Chinese students have fewer weeks ______for the summer holiday than British students.
| A．out | B．away | C．over | D．off |
Lily isn’t as __________ as Peter. She often makes mistakes in the test.
| A．careless | B．careful |
| C．carelessly | D．carefully |
Now square dance becomes one of ____ exercises for the Chinese grandmas.
| A．the most popular | B．more popular |
| C．most popular | D．popular |
About two people watch e-sports competitions and cheer on their favorite teams.
| A．million | B．millions |
| C．million of | D．millions of |