---shall we have our picnic tomorrow?
---it doesn't rain.
| A． | Until | B． | While | C． | Once | D． | If |
It is worth considering what makes“convenience”foods so popular, and ______better ones of your own.
| A．introduces | B．to introduce | C．introducing | D．introduced |
The Science Museum, ______we visited during a recent trip to Britain, is one of London’s attractions.
| A．which | B．what | C．that | D．where |
Start out right away, _____you’ll miss the first train.
| A．and | B．but | C．or | D．while |
He is in______control of the company. I mean, the company is in_____control of him.
| A．the ; / | B．/ ;the | C．the the | D．/ ; / |
When asked______they needed most, the kids said they wanted to feel important and loved.
| A．what | B．why | C．whom | D．which |