sudo apt-get install php7.0-bcmath 

sudo apt-get install php7.0-bz2 

sudo apt-get install php7.0-calendar 

sudo apt-get install php7.0-ctype 

sudo apt-get install php7.0-curl 

sudo apt-get install php7.0-dom 

sudo apt-get install php7.0-enchant 

sudo apt-get install php7.0-exif 

sudo apt-get install php7.0-fileinfo 

sudo apt-get install php7.0-ftp 

sudo apt-get install php7.0-gd 

sudo apt-get install php7.0-gettext 

sudo apt-get install php7.0-gmp 

sudo apt-get install php7.0-iconv 

sudo apt-get install php7.0-intl 

sudo apt-get install php7.0-json 

sudo apt-get install php7.0-ldap 

sudo apt-get install php7.0-mbstring 

sudo apt-get install php7.0-mysqli 

sudo apt-get install php7.0-mysqlnd 

sudo apt-get install php7.0-opcache 

sudo apt-get install php7.0-pdo 

sudo apt-get install php7.0-phar 

sudo apt-get install php7.0-posix 

sudo apt-get install php7.0-pspell 

sudo apt-get install php7.0-readline 

sudo apt-get install php7.0-shmop 

sudo apt-get install php7.0-simplexml 

sudo apt-get install php7.0-snmp 

sudo apt-get install php7.0-soap 

sudo apt-get install php7.0-sockets 

sudo apt-get install php7.0-sqlite3 

sudo apt-get install php7.0-sysvmsg 

sudo apt-get install php7.0-sysvsem 

sudo apt-get install php7.0-sysvshm 

sudo apt-get install php7.0-wddx 

sudo apt-get install php7.0-xml 

sudo apt-get install php7.0-xsl

sudo apt-get install php7.0-recode 

sudo apt-get install php7.0-dba 

sudo apt-get install php7.0-imap 

sudo apt-get install php7.0-interbase 

sudo apt-get install php7.0-odbc 

sudo apt-get install php7.0-pgsql 

sudo apt-get install php7.0-tidy 

sudo apt-get install php7.0-zip

php查看已安装模块的命令：

php   -m