The teacher encourages her students ____ English as much as possible.
| A．to speak | B．speaking | C．speak | D．spoke |
Fred doesn’t eat any vinegar because he thinks it’s __________.
| A．salty | B．sour | C．sweet | D．spicy |
There are no calories in __________.
| A．Coke | B．milk | C．vegetables | D．water |
It’s important __________.
| A．for us to learn English well | B．to us to learn English well |
| C．for us learning English well | D．of us to learn English well |
__________ is (are) healthy food.
| A．Fish | B．Ice-cream | C．Cakes | D．Hamburgers |
—__________ do you swim? —Twice a week.
| A．How long | B．How many times | C．What time | D．How often |