Look， Sam is doing some_______in the library． （ ）
| A． |
to read |
B． |
reading |
C． |
read |
﹣ Goodbye! I have to go now， I will go to take a driving test．
﹣ ．（ ）
A．Good luck!B．OK!C．Excellent!D．Well done!
He wants to know tomorrow．（ ）
A．if it rainsB．if it will rain
C．whether will it rainD．if will it rain
When we heard the good news， we couldn't help ． We were so excited．（ ）
A．jumpB．to jumpC．jumpingD．jumped
Cars， buses and bikes stop when traffic lights change to red．（ ）
A．mayB．needC．canD．must
These machines cut grass．（ ）
A．are used to．B．use to
C．are used forD．use for