Exercise1: Read aloud the following words with the help of the phonetic symbols.






　

all	hall	wall	small
/R:l/	/R:l/	/R:l/	/R:l/
stalk	grass	ass	lass
/R:k/	/B:s/	/As/	/As/
blast	cast	master	vast
/B:st/	/B:st/	/B:st/	/B:st/