Do you know ________ the maths problem?
| A．what should we do with | B．how should we do with |
| C．what we should deal with | D．how we should deal with |
Whose book is that ?
It _______belong to Linda .Look !Her name is on it .
| A． must | B． need | C．have to | D． can |
________I smoke here ?
----No. you can’t.
| A． Need | B．May | C． Shall | D． Should |
.---______you swim ?
----Yes, but I’m not good at swimming .
| A． Can | B． May | C． Need | D． Must |
Billy is a nice boy . he knows a lot , but he never ________.
| A． shows off | B． picks up | C．falls off | D． looks up |
Look ! A boat is passing ________the bridge .
| A． through | B． on | C． under | D． across |