— What color is the cup? —________.
| A．It’s a blue bike. | B．Its blue. |
| C．It’s blue. | D．It’s a car. |
I don't know _______ he will come tomorrow. ________ he comes, I'll tell you.
| A．if; Whether | B．whether; Whether |
| C．if; That | D．if; If |
Icouldn't ____ these new words because I had no dictionary.
| A．look up | B．look for | C．look after | D．look like |
— It's dangerous to swim in this river.
—Yes, you are right. The government has ___ people not to swim in it.
| A．trained | B．warned | C．make | D．encouraged |
There are ___ floors in the building and my home is on the ____ floor.
| A．twenty; fifteenth | B．twenty; fifteen |
| C．twentieth; fifteen | D．twentieth; fifteenth |
— I am like a cat on hot bricks. There are so many problems that I don't know____ to deal with them.
— Calm down first. Let's see what I can do for you.
| A．what | B．Why | C．who | D．how |