—Tom , where is Lucy ?
—She ______ be in the library．But I’m not sure．
A．must B．need C．may D．has to
Mr John’s car hit a tree and he was trapped in the car．What telephone number should he call for help?
A．110 B．119 C．120 D．122
We often go to the market ______ the birds．
A．to offer B．to look
C．to find D．to watch
— I really like Chinese food !
— Me , too．My mouth was watering _____ I was watching the TV program A Bite of China．
A．while B．when C．before D．after
“ Farmers harvest crops．” The structure of this sentence is____________．
A．S+V B．S+V+P C．S+V+O D．S+V+IO+DO
______, pandas may not have a place to live or food to eat．
A．At last B．As a result
C．In fact D．At first
